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 Kb2 draw
3 Kb3 draw
4 Kc2 draw
5 Kd2 draw
6 Kd3 draw
7 Ra4 draw
8 Re4 draw
9 Rf1 draw
10 Rf3 draw
11 Rf8 draw
12 Kb4 loss in 2 half-moves
13 Kc4 loss in 2 half-moves
14 Kd4 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 Rf2 loss in 2 half-moves
19 Rf5 loss in 2 half-moves
20 Rf6 loss in 2 half-moves
21 Rf7 loss in 2 half-moves
22 Rh4 loss in 2 half-moves