1:	15	[[0,[]],[0,[]],[9,[2]],[0,[]]]
2:	15	[[0,[]],[0,[]],[9,[2]],[0,[]]]
3:	15	[[0,[]],[0,[]],[9,[2]],[0,[]]]
4:	15	[[0,[]],[0,[]],[9,[2]],[0,[]]]
5:	15	[[0,[]],[0,[]],[9,[2]],[0,[]]]