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 Kc3 draw
3 Kd4 draw
4 Ke3 draw
5 Re4 draw
6 Rf4 draw
7 Rg4 draw
8 Rh2 draw
9 Ke4 loss in 18 half-moves
10 Rh7 loss in 6 half-moves
11 Kc2 loss in 4 half-moves
12 Kd2 loss in 4 half-moves
13 Ke2 loss in 4 half-moves
14 Rh1 loss in 4 half-moves
15 Rh3 loss in 4 half-moves
16 Kc4 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rc4 loss in 2 half-moves
19 Rd4 loss in 2 half-moves
20 Rh5 loss in 2 half-moves
21 Rh6 loss in 2 half-moves
22 Rh8 loss in 2 half-moves