7000 0
7000 1
6999 1
6999 6
6999 0
6999 2
6999 4
6998 2
6998 1
6997 2
6996 1
6996 0
6995 2
6995 4
6995 1
6995 6
6994 2
6992 1
6991 0
6991 2
6991 3