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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Rd4 win in 1 half-moves
3 Rh4 win in 3 half-moves
4 Kb5 draw
5 Ka2 loss in 2 half-moves
6 Ka5 loss in 2 half-moves
7 Kaa3 loss in 2 half-moves
8 Kb2 loss in 2 half-moves
9 Kba3 loss in 2 half-moves
10 Kc2 loss in 2 half-moves
11 Kc3 loss in 2 half-moves
12 Kc4 loss in 2 half-moves
13 Rb5 loss in 2 half-moves
14 Rb6 loss in 2 half-moves
15 Rb8 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Re4 loss in 2 half-moves
18 Rf4 loss in 2 half-moves
19 Rg4 loss in 2 half-moves