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 Kf4 draw
3 Kf5 draw
4 Kg4 draw
5 Kh4 draw
6 Kh5 draw
7 Rc2 draw
8 Rc3 draw
9 Rc5 draw
10 Rc6 draw
11 Rd4 draw
12 Re4 draw
13 Rg4 draw
14 Kf6 loss in 2 half-moves
15 Kg6 loss in 2 half-moves
16 Kh6 loss in 2 half-moves
17 Ra4 loss in 2 half-moves
18 Rc1 loss in 2 half-moves
19 Rc7 loss in 2 half-moves
20 Rc8 loss in 2 half-moves
21 Rf4 loss in 2 half-moves
22 Rh4 loss in 2 half-moves