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

EGTB: win in 44 half-moves

# move score
1 Rb3 win in 43 half-moves
2 Rb1 win in 47 half-moves
3 Rb2 win in 47 half-moves
4 Rb8 win in 47 half-moves
5 Rb4 win in 49 half-moves
6 Rf7 draw
7 Rg7 draw
8 Rh7 draw
9 K3b3 loss in 2 half-moves
10 K3b4 loss in 2 half-moves
11 K4b3 loss in 2 half-moves
12 K4b4 loss in 2 half-moves
13 Ka2 loss in 2 half-moves
14 Ka5 loss in 2 half-moves
15 Kb2 loss in 2 half-moves
16 Kb5 loss in 2 half-moves
17 Ra7 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rc7 loss in 2 half-moves
21 Rd7 loss in 2 half-moves
22 Re7 loss in 2 half-moves