309
5
7
267
0
7
259
0
7
634
2
7
342
0
7
330
0
7
609
12
7
601
0
7
547
2
7
246
0
7
577
0
7
613
7
7
673
0
7
400
0
7
429
0
7
1321
0
7
302
0
7
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Keyword(s): lesson 1