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

EGTB: win in 4 half-moves

# move score
1 Ra1 win in 3 half-moves
2 Kb1 draw
3 Kb2 draw
4 Kcc1 draw
5 Kcd1 draw
6 Kdc1 draw
7 Kdd1 draw
8 Ke1 draw
9 Ra2 draw
10 Ra8 draw
11 Rb7 draw
12 Rf7 draw
13 Kb3 loss in 2 half-moves
14 Kcc3 loss in 2 half-moves
15 Kcd3 loss in 2 half-moves
16 Kdc3 loss in 2 half-moves
17 Kdd3 loss in 2 half-moves
18 Ke2 loss in 2 half-moves
19 Ke3 loss in 2 half-moves
20 Ra3 loss in 2 half-moves
21 Ra4 loss in 2 half-moves
22 Ra5 loss in 2 half-moves
23 Ra6 loss in 2 half-moves
24 Rc7 loss in 2 half-moves
25 Rd7 loss in 2 half-moves
26 Re7 loss in 2 half-moves
27 Rg7 loss in 2 half-moves
28 Rh7 loss in 2 half-moves