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

EGTB: win in 4 half-moves

# move score
1 Rb7 win in 3 half-moves
2 Rb8 win in 3 half-moves
3 K5a6 draw
4 K5b6 draw
5 K7a6 draw
6 K7b6 draw
7 Ka4 draw
8 Ka8 draw
9 Kb4 draw
10 Kb5 draw
11 Kb7 draw
12 Kb8 draw
13 Ra2 draw
14 Rb1 draw
15 Rb6 draw
16 Rc2 draw
17 Rd2 draw
18 Re2 draw
19 Rb3 loss in 2 half-moves
20 Rb4 loss in 2 half-moves
21 Rb5 loss in 2 half-moves
22 Rf2 loss in 2 half-moves
23 Rg2 loss in 2 half-moves
24 Rh2 loss in 2 half-moves