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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Rc4 win in 1 half-moves
3 Rd4 draw
4 Ka1 loss in 2 half-moves
5 Ka2 loss in 2 half-moves
6 Kb2 loss in 2 half-moves
7 Kc1 loss in 2 half-moves
8 Kc2 loss in 2 half-moves
9 Ra4 loss in 2 half-moves
10 Rh1 loss in 2 half-moves
11 Rh2 loss in 2 half-moves
12 Rh5 loss in 2 half-moves
13 Rh6 loss in 2 half-moves
14 Rh7 loss in 2 half-moves
15 Rh8 loss in 2 half-moves
16 Re4 loss in 1 half-moves
17 Rf4 loss in 1 half-moves
18 Rg4 loss in 1 half-moves
19 Rh3 loss in 1 half-moves