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

EGTB: win in 2 half-moves

# move score
1 Kc1 win in 1 half-moves
2 Kd1 win in 1 half-moves
3 Ke1 win in 1 half-moves
4 Rb1 win in 1 half-moves
5 Kc2 loss in 6 half-moves
6 Ke2 loss in 4 half-moves
7 Ra2 loss in 4 half-moves
8 Kc3 loss in 2 half-moves
9 Kd3 loss in 2 half-moves
10 Ke3 loss in 2 half-moves
11 Rb3 loss in 2 half-moves
12 Rb4 loss in 2 half-moves
13 Rb5 loss in 2 half-moves
14 Rb6 loss in 2 half-moves
15 Rb7 loss in 2 half-moves
16 Rb8 loss in 2 half-moves
17 Rc2 loss in 2 half-moves