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

EGTB: win in 4 half-moves

# move score
1 Re3 win in 3 half-moves
2 Ke1 draw
3 Ke2 draw
4 Ke3 draw
5 Kf1 draw
6 Kfg1 draw
7 Kh1 draw
8 Khg1 draw
9 Khg2 draw
10 Ra3 draw
11 Rb1 draw
12 Rb2 draw
13 Rb4 draw
14 Rb6 draw
15 Rb7 draw
16 Rc3 draw
17 Rd3 draw
18 Rf3 draw
19 Kf3 loss in 2 half-moves
20 Kfg2 loss in 2 half-moves
21 Kfg3 loss in 2 half-moves
22 Kh3 loss in 2 half-moves
23 Khg3 loss in 2 half-moves
24 Rb5 loss in 2 half-moves
25 Rb8 loss in 2 half-moves
26 Rg3 loss in 2 half-moves
27 Rh3 loss in 2 half-moves