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 Rb7 win in 3 half-moves
3 Ka5 draw
4 Ka7 draw
5 Kab5 draw
6 Kab6 draw
7 Kab7 draw
8 Kc5 draw
9 Kc7 draw
10 Kcb5 draw
11 Kcb6 draw
12 Kcb7 draw
13 Kd5 draw
14 Kd6 draw
15 Kd7 draw
16 Ra4 draw
17 Rb6 draw
18 Rb8 draw
19 Rc4 draw
20 Rd4 draw
21 Rh4 draw
22 Rb1 loss in 2 half-moves
23 Rb2 loss in 2 half-moves
24 Rb3 loss in 2 half-moves
25 Re4 loss in 2 half-moves
26 Rf4 loss in 2 half-moves
27 Rg4 loss in 2 half-moves