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

EGTB: win in 2 half-moves

# move score
1 R4a5 win in 1 half-moves
2 R4a6 win in 1 half-moves
3 R7a5 win in 1 half-moves
4 R7a6 win in 1 half-moves
5 Ra2 win in 1 half-moves
6 Ra8 win in 1 half-moves
7 Rab7 win in 1 half-moves
8 Rac7 win in 1 half-moves
9 Rad7 win in 1 half-moves
10 Rae4 win in 1 half-moves
11 Rb4 win in 1 half-moves
12 Rc4 win in 1 half-moves
13 Rd4 win in 1 half-moves
14 Re2 win in 1 half-moves
15 Re5 win in 1 half-moves
16 Re6 win in 1 half-moves
17 Re8 win in 1 half-moves
18 Reb7 win in 1 half-moves
19 Rec7 win in 1 half-moves
20 Red7 win in 1 half-moves
21 Ree4 win in 1 half-moves
22 Rf4 win in 1 half-moves
23 Rf7 win in 1 half-moves
24 Rg7 win in 1 half-moves
25 Rh4 win in 1 half-moves
26 Rh7 win in 1 half-moves
27 Ra1 loss in 1 half-moves
28 Ra3 loss in 1 half-moves
29 Re1 loss in 1 half-moves
30 Re3 loss in 1 half-moves
31 Rg4 loss in 1 half-moves