Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Rd4 win in 3 half-moves
2 Rg5 draw
3 Rg6 draw
4 Rg7 draw
5 Rg8 draw
6 Rh4 draw
7 Ka2 loss in 2 half-moves
8 Ka4 loss in 2 half-moves
9 Kab3 loss in 2 half-moves
10 Kab4 loss in 2 half-moves
11 Kb2 loss in 2 half-moves
12 Kb5 loss in 2 half-moves
13 Kc3 loss in 2 half-moves
14 Kc5 loss in 2 half-moves
15 Kcb3 loss in 2 half-moves
16 Kcb4 loss in 2 half-moves
17 Kd3 loss in 2 half-moves
18 Kd4 loss in 2 half-moves
19 Kd5 loss in 2 half-moves
20 Re4 loss in 2 half-moves
21 Rf4 loss in 2 half-moves
22 Rg1 loss in 2 half-moves
23 Rg2 loss in 2 half-moves
24 Rg3 loss in 2 half-moves