238
0
18
161
1
18
1146
0
18
786
2
18
912
0
18
823
3
18
275
0
18
1041
4
17
401
0
17
414
0
17
697
5
17
613
0
17
371
0
17
696
1
17
571
3
17
907
0
17
748
4
17
814
0
17
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Keyword(s): lesson 1