c1prp2
d1pr
e1prp
f1prp2
g1pr
1rqr
2rqrp
3rqrp2
4rqr
5rqrp
qirrp
rirrp2
sirr
tirrp
uirrp2
f9rrp2
g9rr
h9rrp
i9rrp2
j9rr
4zsr
5zsrp
6zsrp2
7zsr
8zsrp