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

EGTB: win in 4 half-moves

# move score
1 Ka7 win in 3 half-moves
2 Ka8 win in 3 half-moves
3 Kb7 draw
4 Kbc7 draw
5 Kdc7 draw
6 Ke8 draw
7 Rc2 draw
8 Rc7 draw
9 Kd7 loss in 2 half-moves
10 Ke7 loss in 2 half-moves
11 Rc1 loss in 2 half-moves
12 Rc3 loss in 2 half-moves
13 Rc4 loss in 2 half-moves
14 Rc5 loss in 2 half-moves
15 Rc6 loss in 2 half-moves