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