486
0
10
684
0
9
929
2
9
832
0
9
281
0
9
472
2
9
832
0
9
474
0
9
243
0
9
1008
0
9
650
0
9
439
4
9
827
0
9
354
0
9
639
1
9
327
0
9
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Keyword(s): lesson