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

EGTB: win in 2 half-moves

# move score
1 Kb7 win in 1 half-moves
2 Kc7 win in 1 half-moves
3 Rd4 win in 1 half-moves
4 Kb5 loss in 2 half-moves
5 Kb6 loss in 2 half-moves
6 Kc5 loss in 2 half-moves
7 Ra2 loss in 2 half-moves
8 Rb2 loss in 2 half-moves
9 Rc2 loss in 2 half-moves
10 Rd1 loss in 2 half-moves
11 Rd3 loss in 2 half-moves
12 Rd8 loss in 2 half-moves
13 Re2 loss in 2 half-moves
14 Rf2 loss in 2 half-moves
15 Rg2 loss in 2 half-moves
16 Rh2 loss in 2 half-moves
17 Kd5 loss in 1 half-moves
18 Kd6 loss in 1 half-moves
19 Kd7 loss in 1 half-moves
20 Rd5 loss in 1 half-moves
21 Rd6 loss in 1 half-moves
22 Rd7 loss in 1 half-moves