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

EGTB: win in 4 half-moves

# move score
1 Ra4 win in 3 half-moves
2 Rb4 win in 3 half-moves
3 Rc4 win in 5 half-moves
4 Rd4 draw
5 Re4 draw
6 Rh1 draw
7 Rh2 draw
8 Rh5 draw
9 Ka6 loss in 2 half-moves
10 Kaa7 loss in 2 half-moves
11 Kab8 loss in 2 half-moves
12 Kb6 loss in 2 half-moves
13 Kba7 loss in 2 half-moves
14 Kbb8 loss in 2 half-moves
15 Kc6 loss in 2 half-moves
16 Kc7 loss in 2 half-moves
17 Kc8 loss in 2 half-moves
18 Rf4 loss in 2 half-moves
19 Rg4 loss in 2 half-moves
20 Rh3 loss in 2 half-moves
21 Rh6 loss in 2 half-moves
22 Rh7 loss in 2 half-moves
23 Rh8 loss in 2 half-moves