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 Kg5 draw
3 Ra4 draw
4 Rc5 draw
5 Rc6 draw
6 Rc7 draw
7 Rd4 draw
8 Re4 draw
9 Rf4 draw
10 Rc8 loss in 6 half-moves
11 Kg6 loss in 4 half-moves
12 Kh6 loss in 4 half-moves
13 Kg4 loss in 2 half-moves
14 Kh4 loss in 2 half-moves
15 Rc1 loss in 2 half-moves
16 Rc3 loss in 2 half-moves
17 Rg4 loss in 2 half-moves
18 Rh4 loss in 2 half-moves
19 Rc2 loss in 1 half-moves