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 Rb8 win in 3 half-moves
3 Kb5 draw
4 Kc5 draw
5 Kd5 draw
6 Ra2 draw
7 Rb3 draw
8 Rb4 draw
9 Rb5 draw
10 Rb6 draw
11 Rc2 draw
12 Rd2 draw
13 Re2 draw
14 Kb6 loss in 2 half-moves
15 Kb7 loss in 2 half-moves
16 Kc7 loss in 2 half-moves
17 Kd6 loss in 2 half-moves
18 Kd7 loss in 2 half-moves
19 Kf7 loss in 2 half-moves
20 Kf8 loss in 2 half-moves
21 Kg7 loss in 2 half-moves
22 Kh7 loss in 2 half-moves
23 Kh8 loss in 2 half-moves
24 Rb1 loss in 2 half-moves
25 Rf2 loss in 2 half-moves
26 Rg2 loss in 2 half-moves
27 Rh2 loss in 2 half-moves