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 Kb6 win in 1 half-moves
3 Rb3 win in 1 half-moves
4 Rh1 win in 1 half-moves
5 K7b7 draw
6 K7b8 draw
7 K8b7 draw
8 K8b8 draw
9 Ra1 draw
10 Rb5 draw
11 Rb6 draw
12 Rb7 draw
13 Rb8 draw
14 Rc1 draw
15 Rd1 draw
16 Re1 draw
17 Rf1 draw
18 Rb2 loss in 1 half-moves
19 Rb4 loss in 1 half-moves
20 Rg1 loss in 1 half-moves