chess mini lesson

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11:57

2:51

17:08

31:27

18:51

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57:58

30:37

10:49

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21:27

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54:26

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12:46

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10:00

00:37

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6:32

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46:11

48:37

12:46

14:06

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46:59

6:37

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21:16

13:08