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

EGTB: win in 2 half-moves

# move score
1 Kf7 win in 1 half-moves
2 Rc4 win in 1 half-moves
3 Rc5 win in 1 half-moves
4 Rc6 draw
5 Kd7 loss in 2 half-moves
6 Kd8 loss in 2 half-moves
7 Ke7 loss in 2 half-moves
8 Ra8 loss in 2 half-moves
9 Rb8 loss in 2 half-moves
10 Rc1 loss in 2 half-moves
11 Rc2 loss in 2 half-moves
12 Rc3 loss in 2 half-moves
13 Rc7 loss in 2 half-moves
14 Rd8 loss in 2 half-moves
15 Kf8 loss in 1 half-moves