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 Rc6 draw
5 Rc8 draw
6 Rd1 draw
7 Re1 draw
8 Rf1 draw
9 Rg1 draw
10 Rh1 draw
11 Kf7 loss in 2 half-moves
12 Kf8 loss in 2 half-moves
13 Kgh7 loss in 2 half-moves
14 Kgg7 loss in 1 half-moves
15 Khg7 loss in 1 half-moves
16 Khh7 loss in 1 half-moves
17 Ra1 loss in 1 half-moves
18 Rc2 loss in 1 half-moves
19 Rc3 loss in 1 half-moves
20 Rc7 loss in 1 half-moves