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

EGTB: win in 2 half-moves

# move score
1 Rb6 win in 1 half-moves
2 Kc7 draw
3 Kc8 draw
4 Kd7 draw
5 Ke7 draw
6 Ke8 draw
7 Rb7 draw
8 Rb8 draw
9 Rf3 draw
10 Ra3 loss in 4 half-moves
11 Rb1 loss in 2 half-moves
12 Rb2 loss in 2 half-moves
13 Rc3 loss in 2 half-moves
14 Rd3 loss in 2 half-moves
15 Re3 loss in 2 half-moves
16 Rg3 loss in 2 half-moves
17 Rb4 loss in 1 half-moves
18 Rb5 loss in 1 half-moves
19 Rh3 loss in 1 half-moves