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 Kc6 draw
3 Kd6 draw
4 Ke6 draw
5 Rf5 draw
6 Rf6 draw
7 Rf7 draw
8 Rf8 draw
9 Kc4 loss in 2 half-moves
10 Kc5 loss in 2 half-moves
11 Kd4 loss in 2 half-moves
12 Ke4 loss in 2 half-moves
13 Ke5 loss in 2 half-moves
14 Ra4 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Rd4 loss in 2 half-moves
18 Re4 loss in 2 half-moves
19 Rf1 loss in 2 half-moves
20 Rf2 loss in 2 half-moves
21 Rf3 loss in 2 half-moves
22 Rh4 loss in 2 half-moves