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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Ka6 draw
3 Ka7 draw
4 Kb6 draw
5 Kb8 draw
6 Kc6 draw
7 Kc7 draw
8 Kc8 draw
9 Ra3 draw
10 Rb1 draw
11 Rb2 draw
12 Rb5 draw
13 Rd3 draw
14 Re3 draw
15 Rg3 draw
16 Rh3 draw
17 Ka8 loss in 14 half-moves
18 Rb6 loss in 2 half-moves
19 Rc3 loss in 2 half-moves
20 Rf3 loss in 2 half-moves