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

EGTB: win in 4 half-moves

# move score
1 Rg1 win in 3 half-moves
2 Kg1 draw
3 Kg2 draw
4 Kh1 draw
5 Rb1 draw
6 Rd1 draw
7 Re7 draw
8 Rf1 draw
9 Rh1 loss in 4 half-moves
10 Kg3 loss in 2 half-moves
11 Kh3 loss in 2 half-moves
12 Ra1 loss in 2 half-moves
13 Rc1 loss in 2 half-moves
14 Re2 loss in 2 half-moves
15 Re3 loss in 2 half-moves
16 Re4 loss in 2 half-moves
17 Re5 loss in 2 half-moves
18 Re6 loss in 2 half-moves
19 Re8 loss in 2 half-moves