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 Rc7 win in 1 half-moves
3 Rc8 win in 1 half-moves
4 Rh1 draw
5 Ra1 loss in 2 half-moves
6 Rc2 loss in 2 half-moves
7 Rc3 loss in 2 half-moves
8 Rc4 loss in 2 half-moves
9 Rc5 loss in 2 half-moves
10 Rc6 loss in 2 half-moves
11 Rd1 loss in 2 half-moves
12 Re1 loss in 2 half-moves
13 Rf1 loss in 2 half-moves
14 Rg1 loss in 2 half-moves