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

EGTB: win in 4 half-moves

# move score
1 Rc1 win in 3 half-moves
2 Kb1 draw
3 Kb2 draw
4 Kb3 draw
5 Kc1 draw
6 Kc3 draw
7 Kc7 draw
8 Kc8 draw
9 Kd1 draw
10 Kd2 draw
11 Kd3 draw
12 Kd7 draw
13 Ra1 draw
14 Rb1 draw
15 Rd1 draw
16 Re1 draw
17 Rf2 draw
18 Rf3 draw
19 Rf4 draw
20 Rf5 draw
21 Ke7 loss in 2 half-moves
22 Ke8 loss in 2 half-moves
23 Rf6 loss in 2 half-moves
24 Rf7 loss in 2 half-moves
25 Rf8 loss in 2 half-moves
26 Rg1 loss in 2 half-moves
27 Rh1 loss in 2 half-moves