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 Kc2 draw
3 Kc3 draw
4 Kd2 draw
5 Kd4 draw
6 Kd7 draw
7 Kd8 draw
8 Ke4 draw
9 Ke7 draw
10 Kf7 draw
11 Kf8 draw
12 Ra4 draw
13 Rc4 draw
14 Rd4 draw
15 Re4 draw
16 Rf5 draw
17 Rf6 draw
18 Rf7 draw
19 Rf8 draw
20 Kc4 loss in 2 half-moves
21 Ke2 loss in 2 half-moves
22 Ke3 loss in 2 half-moves
23 Rf1 loss in 2 half-moves
24 Rf2 loss in 2 half-moves
25 Rf3 loss in 2 half-moves
26 Rg4 loss in 2 half-moves
27 Rh4 loss in 2 half-moves