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 Kb4 draw
3 Kb5 draw
4 Kd5 draw
5 Rc4 draw
6 Rg5 draw
7 Rg6 draw
8 Rg7 draw
9 Rg8 draw
10 Kc4 loss in 4 half-moves
11 Kd4 loss in 4 half-moves
12 Rg1 loss in 4 half-moves
13 Rg2 loss in 4 half-moves
14 Rg3 loss in 4 half-moves
15 Kb6 loss in 2 half-moves
16 Kc6 loss in 2 half-moves
17 Kd6 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rd4 loss in 2 half-moves
20 Re4 loss in 2 half-moves
21 Rf4 loss in 2 half-moves
22 Rh4 loss in 2 half-moves