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

EGTB: win in 12 half-moves

# move score
1 R4c5 win in 11 half-moves
2 Rb5 win in 11 half-moves
3 Rb7 win in 11 half-moves
4 Rb8 win in 11 half-moves
5 Rbb6 win in 11 half-moves
6 R6c5 loss in 4 half-moves
7 Ra4 loss in 4 half-moves
8 Ra6 loss in 4 half-moves
9 Rc7 loss in 4 half-moves
10 Rc8 loss in 4 half-moves
11 Rcb6 loss in 4 half-moves
12 Rd4 loss in 4 half-moves
13 Rd6 loss in 4 half-moves
14 Rh4 loss in 4 half-moves
15 Rh6 loss in 4 half-moves
16 Rb1 loss in 2 half-moves
17 Rb2 loss in 2 half-moves
18 Rb3 loss in 2 half-moves
19 Rc1 loss in 2 half-moves
20 Rc2 loss in 2 half-moves
21 Rc3 loss in 2 half-moves
22 Re4 loss in 2 half-moves
23 Re6 loss in 2 half-moves
24 Rf4 loss in 2 half-moves
25 Rf6 loss in 2 half-moves
26 Rg4 loss in 2 half-moves
27 Rg6 loss in 2 half-moves