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 Kf2 draw
3 Kf3 draw
4 Kg2 draw
5 Kh2 draw
6 Kh3 draw
7 Rc1 draw
8 Rc2 draw
9 Rc3 draw
10 Rc5 draw
11 Rc7 draw
12 Rc8 draw
13 Re4 draw
14 Rf4 draw
15 Rh4 draw
16 Kf4 loss in 2 half-moves
17 Kg4 loss in 2 half-moves
18 Kh4 loss in 2 half-moves
19 Ra4 loss in 2 half-moves
20 Rc6 loss in 2 half-moves
21 Rd4 loss in 2 half-moves
22 Rg4 loss in 2 half-moves