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

EGTB: win in 4 half-moves

# move score
1 Rf3 win in 3 half-moves
2 Kh2 draw
3 Kh3 draw
4 Kh4 draw
5 Rc1 draw
6 Rc5 draw
7 Rc6 draw
8 Rc7 draw
9 Rd3 draw
10 Re3 draw
11 Ke6 loss in 2 half-moves
12 Ke7 loss in 2 half-moves
13 Ke8 loss in 2 half-moves
14 Kf2 loss in 2 half-moves
15 Kf3 loss in 2 half-moves
16 Kf4 loss in 2 half-moves
17 Kf6 loss in 2 half-moves
18 Kf8 loss in 2 half-moves
19 Kg2 loss in 2 half-moves
20 Kg4 loss in 2 half-moves
21 Kg6 loss in 2 half-moves
22 Kg7 loss in 2 half-moves
23 Kg8 loss in 2 half-moves
24 Ra3 loss in 2 half-moves
25 Rb3 loss in 2 half-moves
26 Rc2 loss in 2 half-moves
27 Rc4 loss in 2 half-moves
28 Rc8 loss in 2 half-moves