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 Kd5 draw
3 Kd6 draw
4 Ke6 draw
5 Kf5 draw
6 Kf6 draw
7 Rf4 draw
8 Rg5 draw
9 Rg6 draw
10 Rg7 draw
11 Rh4 draw
12 Kd4 loss in 2 half-moves
13 Ke4 loss in 2 half-moves
14 Kf4 loss in 2 half-moves
15 Ra4 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 Rg1 loss in 2 half-moves
20 Rg2 loss in 2 half-moves
21 Rg3 loss in 2 half-moves
22 Rg8 loss in 2 half-moves