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

EGTB: win in 2 half-moves

# move score
1 Rg4 win in 1 half-moves
2 Ka2 draw
3 Kb4 draw
4 Ra5 draw
5 Ra6 draw
6 Ra7 draw
7 Ra8 draw
8 Kb2 loss in 2 half-moves
9 Kb3 loss in 2 half-moves
10 Rb4 loss in 2 half-moves
11 Rc4 loss in 2 half-moves
12 Rd4 loss in 2 half-moves
13 Re4 loss in 2 half-moves
14 Rf4 loss in 2 half-moves
15 Rh4 loss in 2 half-moves