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

EGTB: win in 44 half-moves

# move score
1 Rb6 win in 43 half-moves
2 Rb5 win in 47 half-moves
3 Rb7 win in 47 half-moves
4 Rb8 win in 47 half-moves
5 Rb4 win in 51 half-moves
6 Re1 draw
7 Rf1 draw
8 Rg1 draw
9 K5a6 loss in 2 half-moves
10 K5b6 loss in 2 half-moves
11 K7a6 loss in 2 half-moves
12 K7b6 loss in 2 half-moves
13 Ka4 loss in 2 half-moves
14 Ka8 loss in 2 half-moves
15 Kb4 loss in 2 half-moves
16 Kb5 loss in 2 half-moves
17 Kb7 loss in 2 half-moves
18 Kb8 loss in 2 half-moves
19 Ra1 loss in 2 half-moves
20 Rb2 loss in 2 half-moves
21 Rb3 loss in 2 half-moves
22 Rc1 loss in 2 half-moves
23 Rd1 loss in 2 half-moves
24 Rh1 loss in 2 half-moves