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

EGTB: win in 2 half-moves

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