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 Kc1 draw
3 Kc2 draw
4 Kc3 draw
5 Kd1 draw
6 Kd3 draw
7 Ke2 draw
8 Ke3 draw
9 Ra1 draw
10 Rb1 draw
11 Rc1 draw
12 Rd1 draw
13 Re2 draw
14 Re3 draw
15 Re4 draw
16 Re5 draw
17 Re8 draw
18 Rh1 draw
19 Re6 loss in 2 half-moves
20 Rf1 loss in 2 half-moves
21 Re7 loss in 1 half-moves