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

EGTB: win in 2 half-moves

# move score
1 Ke7 win in 1 half-moves
2 Rc2 win in 1 half-moves
3 Rc3 win in 1 half-moves
4 Rc4 win in 1 half-moves
5 Kc7 loss in 2 half-moves
6 Kd7 loss in 2 half-moves
7 Ra8 loss in 2 half-moves
8 Rb8 loss in 2 half-moves
9 Rc1 loss in 2 half-moves
10 Rc5 loss in 2 half-moves
11 Rc6 loss in 2 half-moves
12 Rc7 loss in 2 half-moves
13 Ke8 loss in 1 half-moves