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

EGTB: win in 56 half-moves

# move score
1 Rg2 win in 55 half-moves
2 Rh2 win in 55 half-moves
3 K8a7 win in 57 half-moves
4 K6a7 draw
5 K6b7 draw
6 K8b7 draw
7 Kb8 draw
8 Ra2 draw
9 Rb1 draw
10 Rb6 draw
11 Rb7 draw
12 Rb8 draw
13 Rf2 draw
14 Ka5 loss in 4 half-moves
15 Kb5 loss in 2 half-moves
16 Kb6 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rc2 loss in 2 half-moves
21 Rd2 loss in 2 half-moves
22 Re2 loss in 2 half-moves