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 Ke4 draw
3 Kg5 draw
4 Ra4 draw
5 Rc4 draw
6 Rd4 draw
7 Ke3 loss in 2 half-moves
8 Ke5 loss in 2 half-moves
9 Kf3 loss in 2 half-moves
10 Kf5 loss in 2 half-moves
11 Kg3 loss in 2 half-moves
12 Kg4 loss in 2 half-moves
13 Rb1 loss in 2 half-moves
14 Rb2 loss in 2 half-moves
15 Rb3 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rb7 loss in 2 half-moves
19 Rb8 loss in 2 half-moves