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

EGTB: win in 6 half-moves

# move score
1 Rb1 win in 5 half-moves
2 K5a6 draw
3 K5b6 draw
4 K7a6 draw
5 K7b6 draw
6 Ka4 draw
7 Ka8 draw
8 Kb4 draw
9 Kb5 draw
10 Kb7 draw
11 Kb8 draw
12 Ra1 draw
13 Rc1 draw
14 Rd1 draw
15 Re1 draw
16 Rf2 draw
17 Rf6 draw
18 Rf7 draw
19 Rf8 draw
20 Rf3 loss in 2 half-moves
21 Rf4 loss in 2 half-moves
22 Rf5 loss in 2 half-moves
23 Rg1 loss in 2 half-moves
24 Rh1 loss in 2 half-moves