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 Rb3 win in 7 half-moves
4 Rg8 win in 11 half-moves
5 Ka5 draw
6 Ka7 draw
7 Kb5 draw
8 Kb6 draw
9 Kb7 draw
10 Kc5 draw
11 Kc6 draw
12 Kd6 draw
13 Ke5 draw
14 Ke6 draw
15 Ra3 draw
16 Rf3 draw
17 Rg4 draw
18 Rg7 draw
19 Rh3 draw
20 Kc4 loss in 2 half-moves
21 Kd4 loss in 2 half-moves
22 Ke4 loss in 2 half-moves
23 Rc3 loss in 2 half-moves
24 Rd3 loss in 2 half-moves
25 Re3 loss in 2 half-moves
26 Rg1 loss in 2 half-moves
27 Rg2 loss in 2 half-moves