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 Kg3 draw
3 Kg4 draw
4 Kh4 draw
5 Ra4 draw
6 Rf2 draw
7 Rf3 draw
8 Rf6 draw
9 Rf1 loss in 6 half-moves
10 Kg2 loss in 4 half-moves
11 Kh2 loss in 4 half-moves
12 Rf5 loss in 4 half-moves
13 Rc4 loss in 2 half-moves
14 Rd4 loss in 2 half-moves
15 Re4 loss in 2 half-moves
16 Rf7 loss in 2 half-moves
17 Rf8 loss in 2 half-moves
18 Rg4 loss in 2 half-moves
19 Rh4 loss in 2 half-moves