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

EGTB: win in 2 half-moves

# move score
1 R1b3 win in 1 half-moves
2 R4b3 win in 1 half-moves
3 Rf1 win in 1 half-moves
4 Rf4 win in 1 half-moves
5 R1b2 loss in 2 half-moves
6 R4b2 loss in 2 half-moves
7 Ra1 loss in 2 half-moves
8 Ra4 loss in 2 half-moves
9 Rb5 loss in 2 half-moves
10 Rb6 loss in 2 half-moves
11 Rb7 loss in 2 half-moves
12 Rb8 loss in 2 half-moves
13 Rc1 loss in 2 half-moves
14 Rc4 loss in 2 half-moves
15 Rd1 loss in 2 half-moves
16 Rd4 loss in 2 half-moves
17 Re1 loss in 2 half-moves
18 Re4 loss in 2 half-moves
19 Rg1 loss in 2 half-moves
20 Rg4 loss in 2 half-moves
21 Rh1 loss in 2 half-moves
22 Rh4 loss in 2 half-moves