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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Ka5 draw
3 Kb5 draw
4 Kb6 draw
5 Kb7 draw
6 Ra3 draw
7 Rb6 draw
8 Rb7 draw
9 Rc3 draw
10 Rd3 draw
11 Rf3 draw
12 Ka7 loss in 20 half-moves
13 Rb1 loss in 20 half-moves
14 Rb8 loss in 20 half-moves
15 Rb4 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Rg3 loss in 2 half-moves
18 Rh3 loss in 2 half-moves
19 Re3 loss in 1 half-moves