812
3
23
855
0
23
503
0
23
603
0
23
732
0
23
778
0
23
719
0
22
551
0
22
950
6
22
783
0
22
549
2
22
1274
0
22
568
2
22
569
0
22
1401
8
22
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Keyword(s): lesson 7