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 Ra4 draw
3 Ka4 loss in 12 half-moves
4 Ka5 loss in 8 half-moves
5 Kc4 loss in 6 half-moves
6 Ka6 loss in 4 half-moves
7 Rb1 loss in 4 half-moves
8 Rb2 loss in 4 half-moves
9 Rb3 loss in 4 half-moves
10 Kb6 loss in 2 half-moves
11 Kc5 loss in 2 half-moves
12 Kc6 loss in 2 half-moves
13 Rc4 loss in 2 half-moves
14 Rd4 loss in 2 half-moves
15 Re4 loss in 2 half-moves
16 Rf4 loss in 2 half-moves
17 Rh4 loss in 2 half-moves