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

EGTB: win in 46 half-moves

# move score
1 Rb6 win in 45 half-moves
2 Rb7 win in 47 half-moves
3 Rb8 win in 49 half-moves
4 Rb1 win in 51 half-moves
5 Rb5 win in 55 half-moves
6 Re4 draw
7 Rf4 draw
8 Rg4 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 Kb5 loss in 2 half-moves
16 Kb7 loss in 2 half-moves
17 Kb8 loss in 2 half-moves
18 Ra4 loss in 2 half-moves
19 Rb2 loss in 2 half-moves
20 Rb3 loss in 2 half-moves
21 Rc4 loss in 2 half-moves
22 Rd4 loss in 2 half-moves
23 Rh4 loss in 2 half-moves