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

EGTB: win in 50 half-moves

# move score
1 Rb1 win in 49 half-moves
2 Rb2 win in 49 half-moves
3 Rb8 win in 49 half-moves
4 Rb3 win in 51 half-moves
5 Rb7 win in 51 half-moves
6 Rf4 draw
7 Rg4 draw
8 Rh4 draw
9 K6b6 loss in 2 half-moves
10 K6b7 loss in 2 half-moves
11 K7b6 loss in 2 half-moves
12 K7b7 loss in 2 half-moves
13 Ka5 loss in 2 half-moves
14 Ka8 loss in 2 half-moves
15 Kb5 loss in 2 half-moves
16 Kb8 loss in 2 half-moves
17 Ra4 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rc4 loss in 2 half-moves
21 Rd4 loss in 2 half-moves
22 Re4 loss in 2 half-moves