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

EGTB: win in 4 half-moves

# move score
1 Rb4 win in 3 half-moves
2 Nf6 draw
3 Nf8 draw
4 Ng5 draw
5 Rc4 draw
6 Rd4 draw
7 Re1 draw
8 Re2 draw
9 Re5 draw
10 Re7 draw
11 Re8 draw
12 Rf4 draw
13 Rg4 draw
14 Rh4 draw
15 Ra4 loss in 2 half-moves
16 Re6 loss in 2 half-moves
17 Re3 loss in 1 half-moves