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 Rf8 win in 1 half-moves
3 Kd5 draw
4 Kd6 draw
5 Ke6 draw
6 Kf5 draw
7 Ra4 draw
8 Rf5 draw
9 Rf6 draw
10 Rf7 draw
11 Rg4 draw
12 Rh4 draw
13 Kf6 loss in 4 half-moves
14 Kd4 loss in 2 half-moves
15 Ke4 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Rd4 loss in 2 half-moves
18 Re4 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