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

EGTB: win in 4 half-moves

# move score
1 Re7 win in 3 half-moves
2 Rc8 win in 5 half-moves
3 Ke3 draw
4 Ke4 draw
5 Ke5 draw
6 Ke6 draw
7 Ke7 draw
8 Ke8 draw
9 Kf3 draw
10 Kf5 draw
11 Kf6 draw
12 Kf8 draw
13 Kg3 draw
14 Kg4 draw
15 Kg5 draw
16 Kg6 draw
17 Kg7 draw
18 Kg8 draw
19 Rc1 draw
20 Rd7 draw
21 Ra7 loss in 2 half-moves
22 Rb7 loss in 2 half-moves
23 Rc2 loss in 2 half-moves
24 Rc3 loss in 2 half-moves
25 Rc4 loss in 2 half-moves
26 Rc5 loss in 2 half-moves
27 Rc6 loss in 2 half-moves