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

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Rb4 win in 1 half-moves
3 Rf1 win in 53 half-moves
4 Rf2 win in 55 half-moves
5 Rf7 win in 55 half-moves
6 Rf8 win in 55 half-moves
7 Rf3 loss in 4 half-moves
8 K1b1 loss in 2 half-moves
9 K1b2 loss in 2 half-moves
10 K2b1 loss in 2 half-moves
11 K2b2 loss in 2 half-moves
12 Ka3 loss in 2 half-moves
13 Kb3 loss in 2 half-moves
14 Rc4 loss in 2 half-moves
15 Rd4 loss in 2 half-moves
16 Re4 loss in 2 half-moves
17 Rf5 loss in 2 half-moves
18 Rf6 loss in 2 half-moves
19 Rg4 loss in 2 half-moves
20 Rh4 loss in 2 half-moves