1139
0
21
404
0
21
658
1
21
1265
0
21
636
0
21
492
0
21
834
0
21
832
6
21
626
1
21
465
0
21
736
1
21
300
0
21
925
0
21
1075
0
21
764
6
21
324
1
21
871
0
21
553
4
21
663
4
20
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Keyword(s): lesson 2