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