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

EGTB: win in 4 half-moves

# move score
1 Rb1 win in 3 half-moves
2 Ka2 draw
3 Ka4 draw
4 Ka6 draw
5 Ka7 draw
6 Ka8 draw
7 Kb2 draw
8 Kb3 draw
9 Kb4 draw
10 Kb6 draw
11 Kb8 draw
12 Kc7 draw
13 Kc8 draw
14 Ra1 draw
15 Rc1 draw
16 Rd1 draw
17 Re1 draw
18 Rf5 draw
19 Rf6 draw
20 Rf7 draw
21 Rf8 draw
22 Kc6 loss in 2 half-moves
23 Rf2 loss in 2 half-moves
24 Rf3 loss in 2 half-moves
25 Rf4 loss in 2 half-moves
26 Rg1 loss in 2 half-moves
27 Rh1 loss in 2 half-moves