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

EGTB: win in 4 half-moves

# move score
1 Ra1 win in 3 half-moves
2 Rb1 win in 3 half-moves
3 Rc1 win in 3 half-moves
4 Rd1 win in 3 half-moves
5 Rf6 win in 5 half-moves
6 Ka6 draw
7 Ka8 draw
8 Kab7 draw
9 Kab8 draw
10 Kb6 draw
11 Kc7 draw
12 Kcb7 draw
13 Kcb8 draw
14 Re1 draw
15 Rf2 draw
16 Rf3 draw
17 Rf4 draw
18 Rf5 draw
19 Kd7 loss in 2 half-moves
20 Kd8 loss in 2 half-moves
21 Rf7 loss in 2 half-moves
22 Rf8 loss in 2 half-moves
23 Rg1 loss in 2 half-moves
24 Rh1 loss in 2 half-moves