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

EGTB: win in 2 half-moves

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