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 Rb1 draw
3 Rb6 draw
4 Rc4 draw
5 Rd4 draw
6 Re4 draw
7 Rh4 draw
8 Ka7 loss in 2 half-moves
9 Ka8 loss in 2 half-moves
10 Kb5 loss in 2 half-moves
11 Kb6 loss in 2 half-moves
12 Kbb7 loss in 2 half-moves
13 Kbc7 loss in 2 half-moves
14 Kc5 loss in 2 half-moves
15 Kc8 loss in 2 half-moves
16 Kcb7 loss in 2 half-moves
17 Kcc7 loss in 2 half-moves
18 Kd5 loss in 2 half-moves
19 Kd6 loss in 2 half-moves
20 Kd7 loss in 2 half-moves
21 Ra4 loss in 2 half-moves
22 Rb2 loss in 2 half-moves
23 Rb3 loss in 2 half-moves
24 Rb5 loss in 2 half-moves
25 Rf4 loss in 2 half-moves
26 Rg4 loss in 2 half-moves