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 Ra4 draw
3 Rb4 draw
4 Rc5 draw
5 Rc6 draw
6 Rc7 draw
7 Rc8 draw
8 Rg4 draw
9 Rh4 draw
10 Kg2 loss in 2 half-moves
11 Kg3 loss in 2 half-moves
12 Kg4 loss in 2 half-moves
13 Kh2 loss in 2 half-moves
14 Kh4 loss in 2 half-moves
15 Rc2 loss in 2 half-moves
16 Rc3 loss in 2 half-moves
17 Rd4 loss in 2 half-moves
18 Re4 loss in 2 half-moves
19 Rc1 loss in 1 half-moves