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

EGTB: win in 2 half-moves

# move score
1 Ka6 win in 1 half-moves
2 K8b8 win in 5 half-moves
3 Rb5 win in 5 half-moves
4 K7b8 draw
5 Kb6 draw
6 Ra2 draw
7 Rb1 draw
8 Rb3 draw
9 Rb4 draw
10 Rb6 draw
11 Rc2 draw
12 Rg2 draw
13 Rh2 draw
14 K7b7 loss in 2 half-moves
15 K8b7 loss in 2 half-moves
16 Rb7 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Rd2 loss in 2 half-moves
19 Re2 loss in 2 half-moves
20 Rf2 loss in 2 half-moves