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 Ka3 draw
3 Kb1 draw
4 Kb2 draw
5 Kb3 draw
6 Rc1 draw
7 Rd1 draw
8 Re2 draw
9 Re7 draw
10 Rf1 draw
11 Ra1 loss in 10 half-moves
12 Ka1 loss in 4 half-moves
13 Rb1 loss in 2 half-moves
14 Re3 loss in 2 half-moves
15 Re4 loss in 2 half-moves
16 Re5 loss in 2 half-moves
17 Re6 loss in 2 half-moves
18 Re8 loss in 2 half-moves
19 Rh1 loss in 2 half-moves