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 Kb8 draw
3 Kcc7 draw
4 Kcd7 draw
5 Kdc7 draw
6 Kdd7 draw
7 Ke7 draw
8 Ke8 draw
9 Ra1 draw
10 Re2 draw
11 Re6 draw
12 Re8 draw
13 Rf1 draw
14 Rg1 draw
15 Rh1 draw
16 Kb7 loss in 2 half-moves
17 Rb1 loss in 2 half-moves
18 Rc1 loss in 2 half-moves
19 Rd1 loss in 2 half-moves
20 Re3 loss in 2 half-moves
21 Re4 loss in 2 half-moves
22 Re5 loss in 2 half-moves