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 Ka5 draw
3 Ka7 draw
4 Kb5 draw
5 Kb6 draw
6 Rb3 draw
7 Rb4 draw
8 Rb5 draw
9 Rb7 draw
10 Rc2 draw
11 Rd2 draw
12 Re2 draw
13 Rf2 draw
14 Rg2 draw
15 Ra2 loss in 10 half-moves
16 Kb7 loss in 2 half-moves
17 Rb1 loss in 2 half-moves
18 Rb6 loss in 2 half-moves
19 Rh2 loss in 2 half-moves