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 Ke1 draw
3 Ke3 draw
4 Kf1 draw
5 Kf3 draw
6 Kg1 draw
7 Kg2 draw
8 Kg3 draw
9 Ra2 draw
10 Rb2 draw
11 Rc2 draw
12 Rd2 draw
13 Re1 draw
14 Re5 draw
15 Re3 loss in 2 half-moves
16 Re6 loss in 2 half-moves
17 Re7 loss in 2 half-moves
18 Re8 loss in 2 half-moves