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

EGTB: win in 2 half-moves

# move score
1 Rg1 win in 1 half-moves
2 Ka6 draw
3 Ka8 draw
4 Kb7 draw
5 Kb8 draw
6 Kg1 draw
7 Kg2 draw
8 Kh2 draw
9 Rb1 draw
10 Rc1 draw
11 Rd1 draw
12 Re2 draw
13 Re4 draw
14 Re5 draw
15 Re6 draw
16 Re8 draw
17 Rf1 draw
18 Kb6 loss in 2 half-moves
19 Ra1 loss in 1 half-moves
20 Re3 loss in 1 half-moves
21 Re7 loss in 1 half-moves