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

EGTB: win in 2 half-moves

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