Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Kd7 draw
3 Kd8 draw
4 Ke2 draw
5 Ke3 draw
6 Ke4 draw
7 Kf2 draw
8 Kf4 draw
9 Kg2 draw
10 Kg3 draw
11 Kg4 draw
12 Rb1 draw
13 Rb2 draw
14 Rb3 draw
15 Rb5 draw
16 Rb6 draw
17 Rb8 draw
18 Rc4 draw
19 Rd4 draw
20 Re4 draw
21 Ke7 loss in 2 half-moves
22 Kf7 loss in 2 half-moves
23 Kf8 loss in 2 half-moves
24 Rb7 loss in 2 half-moves
25 Rf4 loss in 2 half-moves
26 Rg4 loss in 2 half-moves
27 Rh4 loss in 2 half-moves