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

EGTB: win in 2 half-moves

# move score
1 Rc7 win in 1 half-moves
2 Kc4 draw
3 Kc6 draw
4 Ra8 draw
5 Rb8 draw
6 Rc6 draw
7 Rd8 draw
8 Re8 draw
9 Rf8 draw
10 Rg8 draw
11 Kb4 loss in 2 half-moves
12 Kb5 loss in 2 half-moves
13 Kb6 loss in 2 half-moves
14 Kd4 loss in 2 half-moves
15 Kd5 loss in 2 half-moves
16 Kd6 loss in 2 half-moves
17 Rh8 loss in 2 half-moves