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

EGTB: win in 2 half-moves

# move score
1 Ka8 win in 1 half-moves
2 Kb8 win in 1 half-moves
3 Rb8 win in 1 half-moves
4 K6b6 draw
5 K7b6 draw
6 K7b7 draw
7 Ra2 draw
8 Rb1 draw
9 Rb3 draw
10 Rb4 draw
11 Rb5 draw
12 Rb6 draw
13 Rc2 draw
14 Rd2 draw
15 Re2 draw
16 Rf2 draw
17 Rh2 draw
18 K6b7 loss in 2 half-moves
19 Ka5 loss in 2 half-moves
20 Kb5 loss in 2 half-moves
21 Rb7 loss in 1 half-moves
22 Rg2 loss in 1 half-moves