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

EGTB: win in 2 half-moves

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