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

EGTB: win in 2 half-moves

# move score
1 Rc8 win in 1 half-moves
2 Kf8 draw
3 Kg1 draw
4 Kh8 draw
5 Ra8 draw
6 Rb1 draw
7 Rb2 draw
8 Rb6 draw
9 Rb7 draw
10 Rd8 draw
11 Kf7 loss in 2 half-moves
12 Kg2 loss in 2 half-moves
13 Kg7 loss in 2 half-moves
14 Kh2 loss in 2 half-moves
15 Kh7 loss in 2 half-moves
16 Rb3 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Re8 loss in 2 half-moves
20 Rf8 loss in 2 half-moves