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 Kd8 win in 5 half-moves
3 Kb8 draw
4 Kc7 draw
5 Kd7 draw
6 Kg7 draw
7 Kg8 draw
8 Kh7 draw
9 Ra4 draw
10 Re3 draw
11 Re5 draw
12 Re6 draw
13 Re8 draw
14 Rf4 draw
15 Rg4 draw
16 Rh4 draw
17 Kb7 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rc4 loss in 2 half-moves
20 Rd4 loss in 2 half-moves
21 Re1 loss in 2 half-moves
22 Re2 loss in 2 half-moves