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

EGTB: win in 4 half-moves

# move score
1 Rg5 win in 3 half-moves
2 Rg6 win in 3 half-moves
3 Rg8 win in 3 half-moves
4 K6a7 draw
5 K6b7 draw
6 K8a7 draw
7 K8b7 draw
8 Kb6 draw
9 Kb8 draw
10 Rc4 draw
11 Rd4 draw
12 Re4 draw
13 Rf4 draw
14 Rg7 draw
15 Rh4 draw
16 Ka5 loss in 2 half-moves
17 Kb5 loss in 2 half-moves
18 Ra4 loss in 2 half-moves
19 Rb4 loss in 2 half-moves
20 Rg1 loss in 2 half-moves
21 Rg2 loss in 2 half-moves
22 Rg3 loss in 2 half-moves