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 Rc1 win in 3 half-moves
3 Rd1 win in 3 half-moves
4 Ra1 win in 11 half-moves
5 Kc3 draw
6 Kc4 draw
7 Kc5 draw
8 Ke3 draw
9 Ke4 draw
10 Ke5 draw
11 Re1 draw
12 Rf2 draw
13 Rf4 draw
14 Ka6 loss in 2 half-moves
15 Ka7 loss in 2 half-moves
16 Ka8 loss in 2 half-moves
17 Kb6 loss in 2 half-moves
18 Kb8 loss in 2 half-moves
19 Kc6 loss in 2 half-moves
20 Kc7 loss in 2 half-moves
21 Kc8 loss in 2 half-moves
22 Kd3 loss in 2 half-moves
23 Kd5 loss in 2 half-moves
24 Rf3 loss in 2 half-moves
25 Rf5 loss in 2 half-moves
26 Rf6 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