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 Kc4 draw
3 Kd4 draw
4 Ke4 draw
5 Ke5 draw
6 Kg6 draw
7 Kg8 draw
8 Kh6 draw
9 Kh7 draw
10 Kh8 draw
11 Ra1 draw
12 Ra2 draw
13 Ra3 draw
14 Ra5 draw
15 Rd4 draw
16 Rg4 draw
17 Rh4 draw
18 Kc5 loss in 2 half-moves
19 Kc6 loss in 2 half-moves
20 Kd6 loss in 2 half-moves
21 Ke6 loss in 2 half-moves
22 Kf6 loss in 2 half-moves
23 Kf7 loss in 2 half-moves
24 Kf8 loss in 2 half-moves
25 Ra6 loss in 2 half-moves
26 Ra7 loss in 2 half-moves
27 Ra8 loss in 2 half-moves
28 Rc4 loss in 2 half-moves
29 Re4 loss in 2 half-moves
30 Rf4 loss in 2 half-moves