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 Ka2 draw
3 Kb2 draw
4 Ra4 draw
5 Rc4 draw
6 Rd4 draw
7 Re4 draw
8 Rf1 draw
9 Rf2 draw
10 Rf6 draw
11 Kb1 loss in 6 half-moves
12 Rf5 loss in 2 half-moves
13 Rf7 loss in 2 half-moves
14 Rf8 loss in 2 half-moves
15 Rg4 loss in 2 half-moves
16 Rh4 loss in 2 half-moves
17 Rf3 loss in 1 half-moves