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 Rg4 win in 1 half-moves
3 Rh4 win in 1 half-moves
4 Rb6 draw
5 Rb8 loss in 4 half-moves
6 Na4 loss in 2 half-moves
7 Nd1 loss in 2 half-moves
8 Nd3 loss in 2 half-moves
9 Ra4 loss in 2 half-moves
10 Rb3 loss in 2 half-moves
11 Rd4 loss in 2 half-moves
12 Nc4 loss in 1 half-moves
13 Rb5 loss in 1 half-moves
14 Rb7 loss in 1 half-moves
15 Rc4 loss in 1 half-moves
16 Re4 loss in 1 half-moves