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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Rd4 win in 1 half-moves
3 Rd6 win in 1 half-moves
4 R4b5 win in 3 half-moves
5 R6b5 win in 3 half-moves
6 Ra4 win in 3 half-moves
7 Ra6 win in 3 half-moves
8 Rb3 win in 3 half-moves
9 Rb7 win in 3 half-moves
10 Rc4 win in 3 half-moves
11 Rc6 win in 3 half-moves
12 Rh4 win in 3 half-moves
13 Rh6 win in 3 half-moves
14 Rb1 loss in 2 half-moves
15 Rb2 loss in 2 half-moves
16 Re4 loss in 2 half-moves
17 Re6 loss in 2 half-moves
18 Rf4 loss in 2 half-moves
19 Rf6 loss in 2 half-moves
20 Rg4 loss in 2 half-moves
21 Rg6 loss in 2 half-moves