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

EGTB: win in 4 half-moves

# move score
1 Ke5 win in 3 half-moves
2 Ke6 win in 3 half-moves
3 Rb1 win in 3 half-moves
4 Re1 win in 3 half-moves
5 Rf5 win in 3 half-moves
6 Rf7 win in 3 half-moves
7 Kb5 draw
8 Kb6 draw
9 Kcc5 draw
10 Kcc7 draw
11 Kcd5 draw
12 Kcd7 draw
13 Kdc5 draw
14 Kdc7 draw
15 Kdd5 draw
16 Kdd7 draw
17 Ke7 draw
18 Ra1 draw
19 Rc1 draw
20 Rd1 draw
21 Rf6 draw
22 Rf8 draw
23 Kb7 loss in 2 half-moves
24 Rf2 loss in 2 half-moves
25 Rf3 loss in 2 half-moves
26 Rf4 loss in 2 half-moves
27 Rg1 loss in 2 half-moves
28 Rh1 loss in 2 half-moves