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 Rd1 win in 1 half-moves
3 Rb6 draw
4 Rb7 draw
5 Rb8 draw
6 K6a7 loss in 2 half-moves
7 K8a7 loss in 2 half-moves
8 Ka5 loss in 2 half-moves
9 Kb5 loss in 2 half-moves
10 Ra1 loss in 2 half-moves
11 Rb2 loss in 2 half-moves
12 Rb3 loss in 2 half-moves
13 Rb5 loss in 2 half-moves
14 Rc1 loss in 2 half-moves
15 Re1 loss in 2 half-moves
16 Rf1 loss in 2 half-moves
17 Rg1 loss in 2 half-moves
18 Rh1 loss in 2 half-moves
19 K6b7 loss in 1 half-moves
20 K8b7 loss in 1 half-moves
21 Kb6 loss in 1 half-moves
22 Kb8 loss in 1 half-moves