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

EGTB: win in 4 half-moves

# move score
1 Ra2 win in 3 half-moves
2 Kaa2 draw
3 Kba2 draw
4 Kc1 draw
5 Ra6 draw
6 Ra8 draw
7 Rb7 draw
8 Rh7 draw
9 Kab2 loss in 2 half-moves
10 Kbb2 loss in 2 half-moves
11 Kc2 loss in 2 half-moves
12 Ra3 loss in 2 half-moves
13 Ra4 loss in 2 half-moves
14 Ra5 loss in 2 half-moves
15 Rc7 loss in 2 half-moves
16 Rd7 loss in 2 half-moves
17 Re7 loss in 2 half-moves
18 Rf7 loss in 2 half-moves
19 Rg7 loss in 2 half-moves