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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Rc6 win in 1 half-moves
3 Rc3 draw
4 Rc4 draw
5 Rc5 draw
6 Ra8 loss in 6 half-moves
7 Kc7 loss in 2 half-moves
8 Kd7 loss in 2 half-moves
9 Ke7 loss in 2 half-moves
10 Ke8 loss in 2 half-moves
11 Rc1 loss in 2 half-moves
12 Rc2 loss in 2 half-moves
13 Rc7 loss in 2 half-moves