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 Ka6 draw
3 Kb6 draw
4 Kb8 draw
5 Kc6 draw
6 Kc7 draw
7 Kc8 draw
8 Ra3 draw
9 Rb4 draw
10 Rb5 draw
11 Rb6 draw
12 Rf3 draw
13 Rh3 draw
14 Ka7 loss in 16 half-moves
15 Ka8 loss in 10 half-moves
16 Rb1 loss in 2 half-moves
17 Rc3 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