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 Kd4 draw
3 Kd5 draw
4 Ke4 draw
5 Kf5 draw
6 Rc4 draw
7 Rf1 draw
8 Rf2 draw
9 Rf3 draw
10 Rf5 draw
11 Rf6 draw
12 Rg4 draw
13 Rh4 draw
14 Kd6 loss in 2 half-moves
15 Ke6 loss in 2 half-moves
16 Kf6 loss in 2 half-moves
17 Ra4 loss in 2 half-moves
18 Rd4 loss in 2 half-moves
19 Re4 loss in 2 half-moves
20 Rf7 loss in 2 half-moves
21 Rf8 loss in 2 half-moves