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 Kb5 draw
6 Kb7 draw
7 Kbc7 draw
8 Kc5 draw
9 Kc6 draw
10 Kc8 draw
11 Kd7 draw
12 Kdc7 draw
13 Ke7 draw
14 Ke8 draw
15 Ra4 draw
16 Rc4 draw
17 Rd4 draw
18 Rh4 draw
19 Rb1 loss in 2 half-moves
20 Rb2 loss in 2 half-moves
21 Rb3 loss in 2 half-moves
22 Re4 loss in 2 half-moves
23 Rf4 loss in 2 half-moves
24 Rg4 loss in 2 half-moves