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