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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Rc8 win in 1 half-moves
3 K8b7 win in 3 half-moves
4 Ka5 win in 3 half-moves
5 Kb6 win in 3 half-moves
6 Rh8 win in 3 half-moves
7 K6b7 draw
8 K6a7 loss in 2 half-moves
9 K8a7 loss in 2 half-moves
10 Kb5 loss in 2 half-moves
11 Rb1 loss in 2 half-moves
12 Rb2 loss in 2 half-moves
13 Rb3 loss in 2 half-moves
14 Rb5 loss in 2 half-moves
15 Rb6 loss in 2 half-moves
16 Rb7 loss in 2 half-moves
17 Rd8 loss in 2 half-moves
18 Re8 loss in 2 half-moves
19 Rf8 loss in 2 half-moves
20 Rg8 loss in 2 half-moves