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

EGTB: win in 2 half-moves

# move score
1 Re4 win in 1 half-moves
2 Kb4 draw
3 Kb5 draw
4 Kb6 draw
5 Kc4 draw
6 Kc6 draw
7 Kd4 draw
8 Kd5 draw
9 Kd6 draw
10 Ra4 draw
11 Rc4 draw
12 Rd4 draw
13 Rf2 draw
14 Rf3 draw
15 Rf6 draw
16 Rf7 draw
17 Rf8 draw
18 Rg4 draw
19 Rh4 draw
20 Rb4 loss in 2 half-moves
21 Rf1 loss in 2 half-moves
22 Rf5 loss in 2 half-moves