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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Ke4 draw
3 Ke5 draw
4 Ke6 draw
5 Rd4 draw
6 Re4 draw
7 Rf6 draw
8 Rg4 draw
9 Rh4 draw
10 Rf7 loss in 6 half-moves
11 Kd6 loss in 4 half-moves
12 Rf5 loss in 4 half-moves
13 Kc4 loss in 2 half-moves
14 Kc5 loss in 2 half-moves
15 Kc6 loss in 2 half-moves
16 Kd4 loss in 2 half-moves
17 Ra4 loss in 2 half-moves
18 Rc4 loss in 2 half-moves
19 Rf1 loss in 2 half-moves
20 Rf2 loss in 2 half-moves
21 Rf3 loss in 2 half-moves
22 Rf8 loss in 1 half-moves