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 Kb1 draw
3 Kb2 draw
4 Kc1 draw
5 Kc3 draw
6 Rb1 draw
7 Rb2 draw
8 Rc3 loss in 14 half-moves
9 Kd1 loss in 4 half-moves
10 Kd2 loss in 4 half-moves
11 Ra3 loss in 4 half-moves
12 Rf3 loss in 4 half-moves
13 Kd3 loss in 2 half-moves
14 Rb4 loss in 2 half-moves
15 Rb5 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Rd3 loss in 2 half-moves
19 Re3 loss in 2 half-moves
20 Rg3 loss in 2 half-moves
21 Rh3 loss in 2 half-moves