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

EGTB: win in 4 half-moves

# move score
1 Rb7 win in 3 half-moves
2 Ka5 draw
3 Ka7 draw
4 Kab5 draw
5 Kab6 draw
6 Kab7 draw
7 Kc5 draw
8 Kc7 draw
9 Kcb5 draw
10 Kcb6 draw
11 Kcb7 draw
12 Kd6 draw
13 Kd7 draw
14 Ra1 draw
15 Rb5 draw
16 Rb6 draw
17 Rb8 draw
18 Rc1 draw
19 Rd1 draw
20 Rh1 draw
21 Kd5 loss in 2 half-moves
22 Rb2 loss in 2 half-moves
23 Rb3 loss in 2 half-moves
24 Rb4 loss in 2 half-moves
25 Re1 loss in 2 half-moves
26 Rf1 loss in 2 half-moves
27 Rg1 loss in 2 half-moves