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

EGTB: win in 4 half-moves

# move score
1 Kb2 win in 3 half-moves
2 Rg1 win in 3 half-moves
3 Rg2 win in 3 half-moves
4 Kb1 win in 5 half-moves
5 Ka2 draw
6 Ke1 draw
7 Ke2 draw
8 Ke3 draw
9 Kf1 draw
10 Kf3 draw
11 Kg1 draw
12 Kg2 draw
13 Kg3 draw
14 Rd4 draw
15 Re4 draw
16 Rf4 draw
17 Rg3 draw
18 Rg5 draw
19 Rg6 draw
20 Rh4 draw
21 Ra4 loss in 2 half-moves
22 Rb4 loss in 2 half-moves
23 Rc4 loss in 2 half-moves
24 Rg7 loss in 2 half-moves
25 Rg8 loss in 2 half-moves