Take turns female students

1 hour 12 mins 25 secs

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1 hour 55 mins 9 secs

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27 secs

1 hour 8 mins 7 secs

2 hours 1 min 25 secs

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1 hour 48 mins 21 secs

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2 hours 17 mins 33 secs

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1 hour 41 mins 59 secs

1 hour 58 mins 7 secs

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33 mins 6 secs