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

EGTB: win in 2 half-moves

# move score
1 Ra3 win in 1 half-moves
2 Kc4 draw
3 Kc5 draw
4 Kd3 draw
5 Ke3 draw
6 Ke4 draw
7 Rb3 draw
8 Rd3 draw
9 Rf1 draw
10 Rf2 draw
11 Rf5 draw
12 Kc3 loss in 4 half-moves
13 Rf4 loss in 4 half-moves
14 Kd5 loss in 2 half-moves
15 Ke5 loss in 2 half-moves
16 Rc3 loss in 2 half-moves
17 Re3 loss in 2 half-moves
18 Rf6 loss in 2 half-moves
19 Rf7 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rg3 loss in 2 half-moves
22 Rh3 loss in 2 half-moves