Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rc1 win in 1 half-moves
2 Kb7 loss in 10 half-moves
3 Kc7 loss in 10 half-moves
4 Kd7 loss in 10 half-moves
5 Rb2 loss in 10 half-moves
6 Kb5 loss in 8 half-moves
7 Kb6 loss in 8 half-moves
8 Rd2 loss in 8 half-moves
9 Kc5 loss in 6 half-moves
10 Ra2 loss in 4 half-moves
11 Kd5 loss in 2 half-moves
12 Kd6 loss in 2 half-moves
13 Rc3 loss in 2 half-moves
14 Rc4 loss in 2 half-moves
15 Rc5 loss in 2 half-moves
16 Re2 loss in 2 half-moves
17 Rf2 loss in 2 half-moves
18 Rg2 loss in 2 half-moves
19 Rh2 loss in 1 half-moves