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

EGTB: win in 4 half-moves

# move score
1 Rb5 win in 3 half-moves
2 Ka5 draw
3 Ka6 draw
4 Ka7 draw
5 Kb7 draw
6 Kbc7 draw
7 Kc6 draw
8 Kc8 draw
9 Kd7 draw
10 Kdc7 draw
11 Ke7 draw
12 Ke8 draw
13 Ra1 draw
14 Rf1 draw
15 Kb5 loss in 2 half-moves
16 Kc5 loss in 2 half-moves
17 Rb2 loss in 2 half-moves
18 Rb3 loss in 2 half-moves
19 Rb4 loss in 2 half-moves
20 Rc1 loss in 2 half-moves
21 Rd1 loss in 2 half-moves
22 Re1 loss in 2 half-moves
23 Rg1 loss in 2 half-moves
24 Rh1 loss in 2 half-moves