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 Kd6 draw
5 Ke4 draw
6 Ke6 draw
7 Kf5 draw
8 Kf6 draw
9 Rc5 draw
10 Rc6 draw
11 Rc7 draw
12 Rd4 draw
13 Re4 draw
14 Rf4 draw
15 Kf4 loss in 2 half-moves
16 Ra4 loss in 2 half-moves
17 Rc1 loss in 2 half-moves
18 Rc2 loss in 2 half-moves
19 Rc3 loss in 2 half-moves
20 Rc8 loss in 2 half-moves
21 Rg4 loss in 2 half-moves
22 Rh4 loss in 2 half-moves