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

EGTB: win in 4 half-moves

# move score
1 Re4 win in 3 half-moves
2 Ra4 draw
3 Rb4 draw
4 Rc4 draw
5 Rd4 draw
6 Rf1 draw
7 Rf2 draw
8 Rf3 draw
9 Ke5 loss in 2 half-moves
10 Ke6 loss in 2 half-moves
11 Ke7 loss in 2 half-moves
12 Kff5 loss in 2 half-moves
13 Kff7 loss in 2 half-moves
14 Kfg5 loss in 2 half-moves
15 Kfg7 loss in 2 half-moves
16 Kgf5 loss in 2 half-moves
17 Kgf7 loss in 2 half-moves
18 Kgg5 loss in 2 half-moves
19 Kgg7 loss in 2 half-moves
20 Kh5 loss in 2 half-moves
21 Kh6 loss in 2 half-moves
22 Kh7 loss in 2 half-moves
23 Rf5 loss in 2 half-moves
24 Rg4 loss in 2 half-moves
25 Rh4 loss in 2 half-moves