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 Rg3 win in 3 half-moves
3 Rg5 win in 3 half-moves
4 Ke3 win in 13 half-moves
5 Kb3 draw
6 Kb4 draw
7 Kcc3 draw
8 Kcd3 draw
9 Kdc3 draw
10 Kdd3 draw
11 Ke4 draw
12 Ra1 draw
13 Rc1 draw
14 Rd1 draw
15 Rg2 draw
16 Rg4 draw
17 Rg6 draw
18 Rh1 draw
19 Kb5 loss in 2 half-moves
20 Kcc5 loss in 2 half-moves
21 Kcd5 loss in 2 half-moves
22 Kdc5 loss in 2 half-moves
23 Kdd5 loss in 2 half-moves
24 Ke5 loss in 2 half-moves
25 Re1 loss in 2 half-moves
26 Rf1 loss in 2 half-moves
27 Rg7 loss in 2 half-moves
28 Rg8 loss in 2 half-moves