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

EGTB: win in 2 half-moves

# move score
1 Rf4 win in 1 half-moves
2 Kg1 draw
3 Kg2 draw
4 Kh2 draw
5 Rc2 draw
6 Rc3 draw
7 Rd4 draw
8 Rg4 draw
9 Rh4 draw
10 Ra4 loss in 2 half-moves
11 Rb4 loss in 2 half-moves
12 Rc1 loss in 2 half-moves
13 Rc5 loss in 2 half-moves
14 Rc6 loss in 2 half-moves
15 Rc7 loss in 2 half-moves
16 Re4 loss in 2 half-moves
17 Rc8 loss in 1 half-moves