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 Kc4 draw
3 Kd6 draw
4 Ke4 draw
5 Ke5 draw
6 Ke6 draw
7 Rc4 draw
8 Rd2 draw
9 Rd3 draw
10 Re4 draw
11 Kc5 loss in 2 half-moves
12 Kc6 loss in 2 half-moves
13 Ra4 loss in 2 half-moves
14 Rb4 loss in 2 half-moves
15 Rd1 loss in 2 half-moves
16 Rf4 loss in 2 half-moves
17 Rh4 loss in 2 half-moves