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 Ka3 draw
3 Ka4 draw
4 Kb2 draw
5 Kc2 draw
6 Kc3 draw
7 Ra4 draw
8 Rb5 draw
9 Rc4 draw
10 Kc4 loss in 10 half-moves
11 Ka2 loss in 4 half-moves
12 Rb6 loss in 4 half-moves
13 Rb7 loss in 2 half-moves
14 Rb8 loss in 2 half-moves
15 Rd4 loss in 2 half-moves
16 Re4 loss in 2 half-moves
17 Rf4 loss in 2 half-moves
18 Rh4 loss in 2 half-moves