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 Re1 win in 3 half-moves
3 Rf5 win in 3 half-moves
4 Rb1 win in 5 half-moves
5 Rd1 win in 5 half-moves
6 Ka5 draw
7 Ka6 draw
8 Ka7 draw
9 Kb5 draw
10 Kb7 draw
11 Kbc5 draw
12 Kbc6 draw
13 Kbc7 draw
14 Kd5 draw
15 Kd7 draw
16 Kdc5 draw
17 Kdc6 draw
18 Kdc7 draw
19 Ke5 draw
20 Ke6 draw
21 Rc1 draw
22 Rf2 draw
23 Rf3 draw
24 Rf4 draw
25 Rf6 draw
26 Ke7 loss in 2 half-moves
27 Rf7 loss in 2 half-moves
28 Rf8 loss in 2 half-moves
29 Rg1 loss in 2 half-moves
30 Rh1 loss in 2 half-moves