439
0
9
484
0
9
176
0
9
810
1
9
538
2
9
327
0
9
567
3
9
405
0
9
189
0
9
1285
2
8
681
4
8
860
1
8
743
0
8
358
0
8
1144
2
8
519
2
8
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Keyword(s): lesson 2