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

EGTB: win in 2 half-moves

# move score
1 Rb5 win in 1 half-moves
2 Kgg7 draw
3 Ra8 draw
4 Rb1 draw
5 Rb2 draw
6 Rb3 draw
7 Rc8 draw
8 Rd8 draw
9 Ke7 loss in 2 half-moves
10 Ke8 loss in 2 half-moves
11 Kfg7 loss in 2 half-moves
12 Kff7 loss in 1 half-moves
13 Kgf7 loss in 1 half-moves
14 Kh7 loss in 1 half-moves
15 Kh8 loss in 1 half-moves
16 Rb4 loss in 1 half-moves
17 Rb6 loss in 1 half-moves
18 Rb7 loss in 1 half-moves
19 Re8 loss in 1 half-moves