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

EGTB: win in 2 half-moves

# move score
1 Ra5 win in 1 half-moves
2 Kc6 draw
3 Ke5 draw
4 Ke6 draw
5 Ke7 draw
6 Re5 draw
7 Rf2 draw
8 Rf6 draw
9 Rf7 draw
10 Rf8 draw
11 Rg5 draw
12 Rh5 draw
13 Kd5 loss in 8 half-moves
14 Kc7 loss in 4 half-moves
15 Kd7 loss in 4 half-moves
16 Kc5 loss in 2 half-moves
17 Rb5 loss in 2 half-moves
18 Rc5 loss in 2 half-moves
19 Rd5 loss in 2 half-moves
20 Rf1 loss in 2 half-moves
21 Rf3 loss in 2 half-moves
22 Rf4 loss in 2 half-moves