2026 Russian National Swimming Championships (25m)

Nov 6–11, 2026 · Aquatics Center «Nevskaya Volna», Saint Petersburg, Russia · 25m pool · National Championships

Event

Round

6 Nov 2026 – 7 Nov 2026

Event Records

*Claire M CurzanWorld Record · 30 Oct 2026

53.92

Katinka HosszuEuropean Record · 4 Dec 2014

55.03

Mariya KamenevaRussian Record · 18 Dec 2022

55.83

Bella SimsWorld Junior Record · 4 Nov 2022

55.75

Nielsen Mie Oe.Record (REYU) · 13 Dec 2013

55.99

Milana StepanovaRecord (RRYU) · 23 Nov 2025

57.26

Final
- 1Alina GayfutdinovaKaluga Oblast56.63
- 2Aleksandra KurilkinaSaint Petersburg57.84
- 3Sofiya MaslovaAltai Krai58.23
- 4Milana StepanovaSaint Petersburg58.47
- 5Arina KhitevaSamara Oblast58.91
- 6Dina KiramovaRepublic of Tatarstan58.98
- 7Varvara FilippovaMoscow58.99
- 8Vlada YeggiSaint Petersburg59.26
Semifinal
- 1Alina GayfutdinovaKaluga Oblast57.82
- 2Sofiya MaslovaAltai Krai58.28
- 3Milana StepanovaSaint Petersburg58.39
- 4Aleksandra KurilkinaSaint Petersburg58.42
- 5Arina KhitevaSamara Oblast58.84
- 6Vlada YeggiSaint Petersburg58.90
- 7Varvara FilippovaMoscow58.92
- 8Dina KiramovaRepublic of Tatarstan59.30
- 9Sofiya MolchanovaSverdlovsk Oblast59.32
- 10Dar’ya UstinovaSverdlovsk Oblast59.43
- 11Marina KalashnikovaPenza Oblast59.96
- 12Veronika PugachevaMoscow59.98
- 13Viktoriya NovikovaSaint Petersburg1:00.08
- 14Renata GaynullinaSaint Petersburg1:00.31
- 15Aleksandra VermenichMoscow1:00.88
- Anastasiya DuplinskayaNovosibirsk OblastDQ
Heat
- 1Milana StepanovaSaint Petersburg58.33
- 2Alina GayfutdinovaKaluga Oblast58.72
- 3Anastasiya DuplinskayaNovosibirsk Oblast58.80
- 4Varvara FilippovaMoscow58.93
- 5Sofiya MaslovaAltai Krai59.08
- 6Aleksandra VermenichMoscow59.30
- 7Arina KhitevaSamara Oblast59.34
- 8Sofiya MolchanovaSverdlovsk Oblast59.83
- 8Dar’ya UstinovaSverdlovsk Oblast59.83
- 10Aleksandra KurilkinaSaint Petersburg59.84
- 11Renata GaynullinaSaint Petersburg59.91
- 12Dina KiramovaRepublic of Tatarstan59.94
- 13Veronika PugachevaMoscow59.99
- 14Vlada YeggiSaint Petersburg1:00.08
- 15Marina KalashnikovaPenza Oblast1:00.16
- 15Viktoriya NovikovaSaint Petersburg1:00.16
- 17Yevgeniya PavlovaSaint Petersburg1:00.28
- 17Anastasiya ZinchenkoSaint Petersburg1:00.28
- 19Dar’ya ZarubenkovaNovosibirsk Oblast1:00.33
- 20Polina KuznetsovaMoscow1:00.43
- 21Mariya BaranovaMoscow1:00.65
- 22Polina TeploukhovaNovosibirsk Oblast1:00.79
- 23Aleksandra KolobrodovaMoscow1:01.04
- 24Anna SalikhovaPerm Krai1:01.14
- 24Yelizaveta YegorovaSverdlovsk Oblast1:01.14
- 26Tat’yana MilennayaMoscow1:01.17
- 26Yelizaveta BezrodnyayaMoscow Oblast1:01.17
- 28Anastasiya MikhasyukOmsk Oblast1:01.27
- 29Zlata ShaposhnikovaNizhny Novgorod Oblast1:01.32
- 30Diana KonnovaNizhny Novgorod Oblast1:01.45
- 31Polina IvanovaLeningrad Oblast1:01.70
- 32Angelina ShelestTyumen Oblast1:01.91
- 33Irina VorontsovaKaluga Oblast1:01.99
- 34Yeseniya LarionovaKrasnoyarsk Krai1:02.02
- 35Varvara ShitovaKrasnoyarsk Krai1:02.05
- 36Anna MatveyevaKrasnodar Krai1:02.11
- 37Yana SergiyenkoSamara Oblast1:02.12
- 37Yeva YefremovaTyumen Oblast1:02.12
- 39Karina PetrosyantsMoscow Oblast1:02.36
- 40Veronika BeletskayaPrimorsky Krai1:02.71
- 41Natal’ya MozhinaIrkutsk Oblast1:02.72
- 41Aida PolikarpovaSaratov Oblast1:02.72
- 43Olesya LisunovaKaluga Oblast1:02.74
- 44Dar’ya NozhkinaPenza Oblast1:02.88
- 45Varvara GulakovaKemerovo Oblast1:03.01
- 46Yuliya LishchukKursk Oblast1:03.04
- 47Yuliya GolubevaTver Oblast1:03.21
- 48Valeriya ChebanovaKursk Oblast1:03.22
- 49Sofiya KhaberevaKaliningrad Oblast1:03.24
- 50Mira BulychevaMoscow Oblast1:03.28
- 51Yelizaveta KazantsevaIrkutsk Oblast1:03.30
- 51Alëna MalyginaKostroma Oblast1:03.30
- 53Viktoriya FilatenkoChelyabinsk Oblast1:03.36
- 54Anastasiya LazarevaRostov Oblast1:03.43
- 55Tamara MashkinaPrimorsky Krai1:03.45
- 56Mariya KalyaginaMurmansk Oblast1:03.57
- 57Karolina YurzanovaPenza Oblast1:03.63
- 58Sof’ya KuznetsovaNizhny Novgorod Oblast1:03.84
- 59Kira OdayskayaKaluga Oblast1:03.86
- 60Polina StrugovaUdmurt Republic1:03.87
- 60Veronika MakarovaChelyabinsk Oblast1:03.87
- 62Yeva TukhtasynovaMoscow Oblast1:03.91
- 63Aksiniya KondratenkoBryansk Oblast1:03.97
- 64Diana TitovaRepublic of Tatarstan1:03.99
- 65Samira KerzhenovaPenza Oblast1:04.00
- 66Viktoriya Kos’yanenkoVolgograd Oblast1:04.01
- 67Azaliya SitdikovaRepublic of Bashkortostan1:04.04
- 68Alina GroshevaNovosibirsk Oblast1:04.10
- 69Sofiya KapleyevaIrkutsk Oblast1:04.12
- 70Nikol’ ParroLeningrad Oblast1:04.17
- 71Viktoriya YunakovaKhanty-Mansi Autonomous Okrug – Yugra1:04.19
- 72Anzhelika ButsikPerm Krai1:04.20
- 73Nadezhda ChechulinaNovosibirsk Oblast1:04.22
- 74Vasilisa VlasyukRepublic of Crimea1:04.24
- 75Anastasiya MambetovaRostov Oblast1:04.26
- 76Polina ZadorozhnayaTver Oblast1:04.27
- 77Yelizaveta Prokof’yevaPenza Oblast1:04.43
- 78Anna MorozovaArkhangelsk Oblast1:04.45
- 79Polina KorolevaKaluga Oblast1:04.47
- 80Polina ShevtsovaBryansk Oblast1:04.61
- 81Milena GromaylovaVoronezh Oblast1:04.63
- 82Anastasiya PugachPrimorsky Krai1:04.66
- 83Kseniya KomovaKostroma Oblast1:04.80
- 84Arina KipriyanovaKursk Oblast1:04.81
- 85Anastasiya Vasil’yevaSakha Republic (Yakutia)1:04.83
- 86Anna DubchakAmur Oblast1:04.98
- 86Aleksandra GrishinaKaluga Oblast1:04.98
- 88Kristina AfanasenkoAmur Oblast1:05.00
- 89Aleksandra SorokinaKirov Oblast1:05.03
- 90Ul’yana LysikovaZabaykalsky Krai1:05.07
- 91Yelizaveta PribytkovaMurmansk Oblast1:05.15
- 92Margarita BorokshonovaAmur Oblast1:05.24
- 93Sofiya SedykhMoscow Oblast1:05.27
- 94Viktoriya LuzganKaluga Oblast1:05.29
- 95Mariya RusskikhKirov Oblast1:05.45
- 96Kseniya YegorovaPskov Oblast1:05.64
- 97Milena KrasnovaNizhny Novgorod Oblast1:05.65
- 98Sof’ya SidorovaRyazan Oblast1:05.69
- 99Ol’ga PoteryayevaIrkutsk Oblast1:05.75
- 100Dar’ya KodinaPenza Oblast1:05.85
- 101Mariya AlekseyevaKhanty-Mansi Autonomous Okrug – Yugra1:05.90
- 102Yelizaveta VyrodovaBelgorod Oblast1:05.91
- 103Asya TrushechkinaMoscow Oblast1:05.95
- 104Aleksandra KancherSaratov Oblast1:05.98
- 105Mirra ChesnokovaIvanovo Oblast1:06.00
- 106Marina GromovaPrimorsky Krai1:06.08
- 107Alisa TikhvinskayaNizhny Novgorod Oblast1:06.37
- 108Anastasiya MayërovaVoronezh Oblast1:06.44
- 109Tat’yana PastukhovaVoronezh Oblast1:06.71
- 110Polina Vasil’yevaRepublic of Karelia1:06.93
- 111Darina TravinaVoronezh Oblast1:07.27
- 112Anna BerezhnayaVoronezh Oblast1:07.29
- 112Polina SizovaRepublic of Mordovia1:07.29
- 114Varvara KyusevaRostov Oblast1:07.33
- 115Viktoriya BessonovaArkhangelsk Oblast1:07.38
- 116Yelizaveta TokarevaTambov Oblast1:07.45
- 117Polina KashcheyevaPrimorsky Krai1:07.61
- 118Liya KlysbayevaYamalo-Nenets Autonomous Okrug1:07.70
- 119Diana SkripkinaKursk Oblast1:08.08
- 120Yaroslava LyutikovaMoscow Oblast1:08.29
- 121Sofiya KiryushinaTyumen Oblast1:08.33
- 122Kseniya GorodnevaNovgorod Oblast1:08.39
- 123Varvara MatyuninaTambov Oblast1:08.64
- 124Dar’ya MochaykinaPenza Oblast1:08.77
- 125Sof’ya BaklanovaNovgorod Oblast1:08.79
- 126Yekaterina GorchinskayaMurmansk Oblast1:08.92
- 127Sof’ya IvanovaPskov Oblast1:08.93
- 128Anastasiya ZheltenkoMoscow Oblast1:09.09
- 129Alëna FilonovaVoronezh Oblast1:09.10
- 130Sofiya KovyrkovaNovgorod Oblast1:09.88
- 131Dar’ya MukhinaSverdlovsk Oblast1:10.21
- 132Kseniya OstroverkhovaVoronezh Oblast1:11.44
- Yana GudkovaUdmurt RepublicDQ
- Anastasiya PodkopalovaOrenburg OblastDQ
- Yuliya Pal’Pskov OblastDQ
Swim-off
- Yevgeniya PavlovaSaint PetersburgDNS

Final

Place	Swimmer	Club	RT	Time
1	Alina Gayfutdinova	Kaluga Oblast	0.61	56.63
2	Aleksandra Kurilkina	Saint Petersburg	0.65	57.84
3	Sofiya Maslova	Altai Krai	0.65	58.23
4	Milana Stepanova	Saint Petersburg	0.64	58.47
5	Arina Khiteva	Samara Oblast	0.60	58.91
6	Dina Kiramova	Republic of Tatarstan	0.62	58.98
7	Varvara Filippova	Moscow	0.60	58.99
8	Vlada Yeggi	Saint Petersburg	0.65	59.26

Semifinal

Place	Swimmer	Club	RT	Time
1	Alina Gayfutdinova	Kaluga Oblast	0.61	57.82
2	Sofiya Maslova	Altai Krai	0.64	58.28
3	Milana Stepanova	Saint Petersburg	0.70	58.39
4	Aleksandra Kurilkina	Saint Petersburg	0.64	58.42
5	Arina Khiteva	Samara Oblast	0.62	58.84
6	Vlada Yeggi	Saint Petersburg	0.61	58.90
7	Varvara Filippova	Moscow	0.57	58.92
8	Dina Kiramova	Republic of Tatarstan	0.62	59.30
9	Sofiya Molchanova	Sverdlovsk Oblast	0.55	59.32
10	Dar’ya Ustinova	Sverdlovsk Oblast	0.60	59.43
11	Marina Kalashnikova	Penza Oblast	0.79	59.96
12	Veronika Pugacheva	Moscow	0.67	59.98
13	Viktoriya Novikova	Saint Petersburg	0.73	1:00.08
14	Renata Gaynullina	Saint Petersburg	0.61	1:00.31
15	Aleksandra Vermenich	Moscow	0.64	1:00.88
	Anastasiya Duplinskaya	Novosibirsk Oblast		DQ

Heat

Place	Heat	Swimmer	Club	RT	Time
1	—	Milana Stepanova	Saint Petersburg	0.70	58.33
2	—	Alina Gayfutdinova	Kaluga Oblast	0.61	58.72
3	—	Anastasiya Duplinskaya	Novosibirsk Oblast	0.66	58.80
4	—	Varvara Filippova	Moscow	0.57	58.93
5	—	Sofiya Maslova	Altai Krai	0.68	59.08
6	—	Aleksandra Vermenich	Moscow	0.62	59.30
7	—	Arina Khiteva	Samara Oblast	0.60	59.34
8	—	Sofiya Molchanova	Sverdlovsk Oblast	0.55	59.83
8	—	Dar’ya Ustinova	Sverdlovsk Oblast	0.62	59.83
10	—	Aleksandra Kurilkina	Saint Petersburg	0.63	59.84
11	—	Renata Gaynullina	Saint Petersburg	0.58	59.91
12	—	Dina Kiramova	Republic of Tatarstan	0.65	59.94
13	—	Veronika Pugacheva	Moscow	0.63	59.99
14	—	Vlada Yeggi	Saint Petersburg	0.64	1:00.08
15	—	Marina Kalashnikova	Penza Oblast	0.74	1:00.16
15	—	Viktoriya Novikova	Saint Petersburg	0.64	1:00.16
17	—	Yevgeniya Pavlova	Saint Petersburg	0.67	1:00.28
17	—	Anastasiya Zinchenko	Saint Petersburg	0.69	1:00.28
19	—	Dar’ya Zarubenkova	Novosibirsk Oblast	0.74	1:00.33
20	—	Polina Kuznetsova	Moscow	0.69	1:00.43
21	—	Mariya Baranova	Moscow	0.77	1:00.65
22	—	Polina Teploukhova	Novosibirsk Oblast	0.75	1:00.79
23	—	Aleksandra Kolobrodova	Moscow	0.62	1:01.04
24	—	Anna Salikhova	Perm Krai	0.65	1:01.14
24	—	Yelizaveta Yegorova	Sverdlovsk Oblast	0.76	1:01.14
26	—	Tat’yana Milennaya	Moscow	0.63	1:01.17
26	—	Yelizaveta Bezrodnyaya	Moscow Oblast	0.66	1:01.17
28	—	Anastasiya Mikhasyuk	Omsk Oblast	0.66	1:01.27
29	—	Zlata Shaposhnikova	Nizhny Novgorod Oblast	0.76	1:01.32
30	—	Diana Konnova	Nizhny Novgorod Oblast	0.72	1:01.45
31	—	Polina Ivanova	Leningrad Oblast	0.57	1:01.70
32	—	Angelina Shelest	Tyumen Oblast	0.59	1:01.91
33	—	Irina Vorontsova	Kaluga Oblast	0.69	1:01.99
34	—	Yeseniya Larionova	Krasnoyarsk Krai	0.57	1:02.02
35	—	Varvara Shitova	Krasnoyarsk Krai	0.69	1:02.05
36	—	Anna Matveyeva	Krasnodar Krai	0.66	1:02.11
37	—	Yana Sergiyenko	Samara Oblast	0.66	1:02.12
37	—	Yeva Yefremova	Tyumen Oblast	0.68	1:02.12
39	—	Karina Petrosyants	Moscow Oblast	0.67	1:02.36
40	—	Veronika Beletskaya	Primorsky Krai	0.61	1:02.71
41	—	Natal’ya Mozhina	Irkutsk Oblast	0.65	1:02.72
41	—	Aida Polikarpova	Saratov Oblast	0.69	1:02.72
43	—	Olesya Lisunova	Kaluga Oblast	0.69	1:02.74
44	—	Dar’ya Nozhkina	Penza Oblast	0.63	1:02.88
45	—	Varvara Gulakova	Kemerovo Oblast	0.61	1:03.01
46	—	Yuliya Lishchuk	Kursk Oblast	0.63	1:03.04
47	—	Yuliya Golubeva	Tver Oblast	0.68	1:03.21
48	—	Valeriya Chebanova	Kursk Oblast	0.72	1:03.22
49	—	Sofiya Khabereva	Kaliningrad Oblast	0.64	1:03.24
50	—	Mira Bulycheva	Moscow Oblast	0.64	1:03.28
51	—	Yelizaveta Kazantseva	Irkutsk Oblast	0.63	1:03.30
51	—	Alëna Malygina	Kostroma Oblast	0.64	1:03.30
53	—	Viktoriya Filatenko	Chelyabinsk Oblast	0.74	1:03.36
54	—	Anastasiya Lazareva	Rostov Oblast	0.67	1:03.43
55	—	Tamara Mashkina	Primorsky Krai	0.59	1:03.45
56	—	Mariya Kalyagina	Murmansk Oblast	0.65	1:03.57
57	—	Karolina Yurzanova	Penza Oblast	0.60	1:03.63
58	—	Sof’ya Kuznetsova	Nizhny Novgorod Oblast	0.65	1:03.84
59	—	Kira Odayskaya	Kaluga Oblast	0.67	1:03.86
60	—	Polina Strugova	Udmurt Republic	0.65	1:03.87
60	—	Veronika Makarova	Chelyabinsk Oblast	0.74	1:03.87
62	—	Yeva Tukhtasynova	Moscow Oblast	0.69	1:03.91
63	—	Aksiniya Kondratenko	Bryansk Oblast	0.80	1:03.97
64	—	Diana Titova	Republic of Tatarstan	0.74	1:03.99
65	—	Samira Kerzhenova	Penza Oblast	0.62	1:04.00
66	—	Viktoriya Kos’yanenko	Volgograd Oblast	0.63	1:04.01
67	—	Azaliya Sitdikova	Republic of Bashkortostan	0.65	1:04.04
68	—	Alina Grosheva	Novosibirsk Oblast	0.78	1:04.10
69	—	Sofiya Kapleyeva	Irkutsk Oblast	0.60	1:04.12
70	—	Nikol’ Parro	Leningrad Oblast	0.62	1:04.17
71	—	Viktoriya Yunakova	Khanty-Mansi Autonomous Okrug – Yugra	0.65	1:04.19
72	—	Anzhelika Butsik	Perm Krai	0.66	1:04.20
73	—	Nadezhda Chechulina	Novosibirsk Oblast	0.63	1:04.22
74	—	Vasilisa Vlasyuk	Republic of Crimea	0.69	1:04.24
75	—	Anastasiya Mambetova	Rostov Oblast	0.76	1:04.26
76	—	Polina Zadorozhnaya	Tver Oblast	0.72	1:04.27
77	—	Yelizaveta Prokof’yeva	Penza Oblast	0.62	1:04.43
78	—	Anna Morozova	Arkhangelsk Oblast	0.71	1:04.45
79	—	Polina Koroleva	Kaluga Oblast	0.62	1:04.47
80	—	Polina Shevtsova	Bryansk Oblast	0.64	1:04.61
81	—	Milena Gromaylova	Voronezh Oblast	0.66	1:04.63
82	—	Anastasiya Pugach	Primorsky Krai	0.71	1:04.66
83	—	Kseniya Komova	Kostroma Oblast	0.56	1:04.80
84	—	Arina Kipriyanova	Kursk Oblast	0.64	1:04.81
85	—	Anastasiya Vasil’yeva	Sakha Republic (Yakutia)	0.65	1:04.83
86	—	Anna Dubchak	Amur Oblast	0.84	1:04.98
86	—	Aleksandra Grishina	Kaluga Oblast	0.74	1:04.98
88	—	Kristina Afanasenko	Amur Oblast	0.77	1:05.00
89	—	Aleksandra Sorokina	Kirov Oblast	0.64	1:05.03
90	—	Ul’yana Lysikova	Zabaykalsky Krai	0.59	1:05.07
91	—	Yelizaveta Pribytkova	Murmansk Oblast	0.60	1:05.15
92	—	Margarita Borokshonova	Amur Oblast	0.75	1:05.24
93	—	Sofiya Sedykh	Moscow Oblast	0.63	1:05.27
94	—	Viktoriya Luzgan	Kaluga Oblast	0.61	1:05.29
95	—	Mariya Russkikh	Kirov Oblast	0.65	1:05.45
96	—	Kseniya Yegorova	Pskov Oblast	0.77	1:05.64
97	—	Milena Krasnova	Nizhny Novgorod Oblast	0.69	1:05.65
98	—	Sof’ya Sidorova	Ryazan Oblast	0.69	1:05.69
99	—	Ol’ga Poteryayeva	Irkutsk Oblast	0.65	1:05.75
100	—	Dar’ya Kodina	Penza Oblast	0.64	1:05.85
101	—	Mariya Alekseyeva	Khanty-Mansi Autonomous Okrug – Yugra	0.69	1:05.90
102	—	Yelizaveta Vyrodova	Belgorod Oblast	0.63	1:05.91
103	—	Asya Trushechkina	Moscow Oblast	0.59	1:05.95
104	—	Aleksandra Kancher	Saratov Oblast	0.73	1:05.98
105	—	Mirra Chesnokova	Ivanovo Oblast	0.68	1:06.00
106	—	Marina Gromova	Primorsky Krai	0.62	1:06.08
107	—	Alisa Tikhvinskaya	Nizhny Novgorod Oblast	0.67	1:06.37
108	—	Anastasiya Mayërova	Voronezh Oblast	0.66	1:06.44
109	—	Tat’yana Pastukhova	Voronezh Oblast	0.69	1:06.71
110	—	Polina Vasil’yeva	Republic of Karelia	0.66	1:06.93
111	—	Darina Travina	Voronezh Oblast	0.57	1:07.27
112	—	Anna Berezhnaya	Voronezh Oblast	0.63	1:07.29
112	—	Polina Sizova	Republic of Mordovia	0.78	1:07.29
114	—	Varvara Kyuseva	Rostov Oblast	0.66	1:07.33
115	—	Viktoriya Bessonova	Arkhangelsk Oblast	0.63	1:07.38
116	—	Yelizaveta Tokareva	Tambov Oblast	0.65	1:07.45
117	—	Polina Kashcheyeva	Primorsky Krai	0.69	1:07.61
118	—	Liya Klysbayeva	Yamalo-Nenets Autonomous Okrug	0.68	1:07.70
119	—	Diana Skripkina	Kursk Oblast	0.62	1:08.08
120	—	Yaroslava Lyutikova	Moscow Oblast	0.75	1:08.29
121	—	Sofiya Kiryushina	Tyumen Oblast	0.64	1:08.33
122	—	Kseniya Gorodneva	Novgorod Oblast	0.68	1:08.39
123	—	Varvara Matyunina	Tambov Oblast	0.59	1:08.64
124	—	Dar’ya Mochaykina	Penza Oblast	0.77	1:08.77
125	—	Sof’ya Baklanova	Novgorod Oblast	0.79	1:08.79
126	—	Yekaterina Gorchinskaya	Murmansk Oblast	0.76	1:08.92
127	—	Sof’ya Ivanova	Pskov Oblast	0.74	1:08.93
128	—	Anastasiya Zheltenko	Moscow Oblast	0.73	1:09.09
129	—	Alëna Filonova	Voronezh Oblast	0.69	1:09.10
130	—	Sofiya Kovyrkova	Novgorod Oblast	0.80	1:09.88
131	—	Dar’ya Mukhina	Sverdlovsk Oblast	0.82	1:10.21
132	—	Kseniya Ostroverkhova	Voronezh Oblast	0.65	1:11.44
	—	Yana Gudkova	Udmurt Republic		DQ
	—	Anastasiya Podkopalova	Orenburg Oblast		DQ
	—	Yuliya Pal’	Pskov Oblast		DQ

Swim-off

Place	Swimmer	Club	Seed	RT	Time
	Yevgeniya Pavlova	Saint Petersburg			DNS

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