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 Rb4 draw
4 Rc4 draw
5 Rf3 draw
6 Rf5 draw
7 Rf6 draw
8 Rf7 draw
9 Rh4 draw
10 Ka4 loss in 2 half-moves
11 Ka6 loss in 2 half-moves
12 Ka7 loss in 2 half-moves
13 Kb4 loss in 2 half-moves
14 Kb5 loss in 2 half-moves
15 Kb6 loss in 2 half-moves
16 Kb7 loss in 2 half-moves
17 Kb8 loss in 2 half-moves
18 Rd4 loss in 2 half-moves
19 Re4 loss in 2 half-moves
20 Rf1 loss in 2 half-moves
21 Rf2 loss in 2 half-moves
22 Rf8 loss in 2 half-moves