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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Rc6 win in 1 half-moves
3 Ke1 draw
4 Rc7 draw
5 Rc8 draw
6 Ra1 loss in 8 half-moves
7 Kc2 loss in 2 half-moves
8 Kd2 loss in 2 half-moves
9 Ke2 loss in 2 half-moves
10 Rc2 loss in 2 half-moves
11 Rc3 loss in 2 half-moves
12 Rc4 loss in 2 half-moves
13 Rc5 loss in 2 half-moves