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

EGTB: win in 4 half-moves

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