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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Kb1 draw
3 Kb2 draw
4 Kc2 draw
5 Kd1 draw
6 Kd2 draw
7 Ra3 draw
8 Rb1 draw
9 Rb2 draw
10 Rb7 draw
11 Rc3 draw
12 Rd3 draw
13 Re3 draw
14 Rf3 draw
15 Rb4 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rg3 loss in 2 half-moves
19 Rh3 loss in 2 half-moves