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 Rf1 draw
5 Rg4 draw
6 Ka1 loss in 2 half-moves
7 Ka2 loss in 2 half-moves
8 Kb2 loss in 2 half-moves
9 Kc1 loss in 2 half-moves
10 Kc2 loss in 2 half-moves
11 Ra4 loss in 2 half-moves
12 Re4 loss in 2 half-moves
13 Rf5 loss in 2 half-moves
14 Rf6 loss in 2 half-moves
15 Rf7 loss in 2 half-moves
16 Rf8 loss in 2 half-moves
17 Rh4 loss in 2 half-moves
18 Rf2 loss in 1 half-moves
19 Rf3 loss in 1 half-moves