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

EGTB: win in 4 half-moves

# move score
1 Rb3 win in 3 half-moves
2 Kaa3 win in 5 half-moves
3 Kaa5 win in 5 half-moves
4 Kab3 win in 5 half-moves
5 Kab5 win in 5 half-moves
6 Kbb5 win in 5 half-moves
7 Ra1 win in 5 half-moves
8 Rc1 win in 5 half-moves
9 Rd1 win in 11 half-moves
10 Rf1 win in 11 half-moves
11 Rg1 win in 11 half-moves
12 Rh1 win in 11 half-moves
13 Rb2 draw
14 Re1 draw
15 Kba3 loss in 2 half-moves
16 Kba5 loss in 2 half-moves
17 Kbb3 loss in 2 half-moves
18 Kc3 loss in 2 half-moves
19 Kc4 loss in 2 half-moves
20 Kc5 loss in 2 half-moves