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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Rb8 win in 3 half-moves
3 Rg5 draw
4 Rh5 draw
5 K6a7 loss in 2 half-moves
6 K6b7 loss in 2 half-moves
7 K8a7 loss in 2 half-moves
8 K8b7 loss in 2 half-moves
9 Ka5 loss in 2 half-moves
10 Kb6 loss in 2 half-moves
11 Kb8 loss in 2 half-moves
12 Ra5 loss in 2 half-moves
13 Rb1 loss in 2 half-moves
14 Rb3 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rb7 loss in 2 half-moves
18 Rc5 loss in 2 half-moves
19 Rd5 loss in 2 half-moves
20 Re5 loss in 2 half-moves
21 Rf5 loss in 2 half-moves