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

EGTB: win in 10 half-moves

# move score
1 Rg4 win in 9 half-moves
2 Ra4 draw
3 Rc1 draw
4 Rc2 draw
5 Rc3 draw
6 Rf4 draw
7 Rh4 draw
8 K6e7 loss in 2 half-moves
9 K6f7 loss in 2 half-moves
10 K6g7 loss in 2 half-moves
11 K8e7 loss in 2 half-moves
12 K8f7 loss in 2 half-moves
13 K8g7 loss in 2 half-moves
14 Ke5 loss in 2 half-moves
15 Ke6 loss in 2 half-moves
16 Ke8 loss in 2 half-moves
17 Kf5 loss in 2 half-moves
18 Kg5 loss in 2 half-moves
19 Kg6 loss in 2 half-moves
20 Kg8 loss in 2 half-moves
21 Rb4 loss in 2 half-moves
22 Rc5 loss in 2 half-moves
23 Rc6 loss in 2 half-moves
24 Rc7 loss in 2 half-moves
25 Rc8 loss in 2 half-moves
26 Rd4 loss in 2 half-moves
27 Re4 loss in 2 half-moves