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

EGTB: win in 4 half-moves

# move score
1 Ra3 win in 3 half-moves
2 Ra8 win in 3 half-moves
3 Rb3 win in 3 half-moves
4 Rb8 win in 3 half-moves
5 Rh3 win in 3 half-moves
6 Rh8 win in 3 half-moves
7 R3g7 loss in 4 half-moves
8 R8g7 loss in 4 half-moves
9 Ra7 loss in 4 half-moves
10 Rb7 loss in 4 half-moves
11 Rc1 loss in 4 half-moves
12 Rc2 loss in 4 half-moves
13 Rcc3 loss in 4 half-moves
14 Rcc8 loss in 4 half-moves
15 Rcg7 loss in 4 half-moves
16 Rg1 loss in 4 half-moves
17 Rg2 loss in 4 half-moves
18 Rgc3 loss in 4 half-moves
19 Rgc8 loss in 4 half-moves
20 Rh7 loss in 4 half-moves
21 R3g4 loss in 2 half-moves
22 R3g5 loss in 2 half-moves
23 R3g6 loss in 2 half-moves
24 R8g4 loss in 2 half-moves
25 R8g5 loss in 2 half-moves
26 R8g6 loss in 2 half-moves
27 Rc4 loss in 2 half-moves
28 Rc5 loss in 2 half-moves
29 Rc6 loss in 2 half-moves
30 Rd3 loss in 2 half-moves
31 Rd7 loss in 2 half-moves
32 Rd8 loss in 2 half-moves
33 Re3 loss in 2 half-moves
34 Re7 loss in 2 half-moves
35 Re8 loss in 2 half-moves
36 Rf3 loss in 2 half-moves
37 Rf7 loss in 2 half-moves
38 Rf8 loss in 2 half-moves