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

EGTB: win in 6 half-moves

# move score
1 Ra4 win in 5 half-moves
2 Rb4 draw
3 Re1 draw
4 Re2 draw
5 Re3 draw
6 Rf4 draw
7 Rg4 draw
8 Rh4 draw
9 Ka5 loss in 2 half-moves
10 Ka8 loss in 2 half-moves
11 Kaa6 loss in 2 half-moves
12 Kab7 loss in 2 half-moves
13 Kb5 loss in 2 half-moves
14 Kb8 loss in 2 half-moves
15 Kba6 loss in 2 half-moves
16 Kbb7 loss in 2 half-moves
17 Kc5 loss in 2 half-moves
18 Kc6 loss in 2 half-moves
19 Kc7 loss in 2 half-moves
20 Rc4 loss in 2 half-moves
21 Rd4 loss in 2 half-moves
22 Re5 loss in 2 half-moves
23 Re6 loss in 2 half-moves
24 Re7 loss in 2 half-moves
25 Re8 loss in 2 half-moves