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 Rb5 win in 3 half-moves
3 Rb6 win in 3 half-moves
4 Rb8 win in 3 half-moves
5 Rb7 win in 5 half-moves
6 K6a7 draw
7 K6b7 draw
8 K8a7 draw
9 K8b7 draw
10 Ka5 draw
11 Kb5 draw
12 Kb6 draw
13 Kb8 draw
14 Ra3 draw
15 Rf3 draw
16 Rg3 draw
17 Rh3 draw
18 Rb1 loss in 2 half-moves
19 Rb2 loss in 2 half-moves
20 Rc3 loss in 2 half-moves
21 Rd3 loss in 2 half-moves
22 Re3 loss in 2 half-moves