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 Kd4 draw
3 Ke4 draw
4 Ra4 draw
5 Rf1 draw
6 Rf2 draw
7 Rf5 draw
8 Rf6 draw
9 Rf8 draw
10 Rg4 draw
11 Rh4 draw
12 Kc4 loss in 2 half-moves
13 Kc5 loss in 2 half-moves
14 Kc6 loss in 2 half-moves
15 Kd6 loss in 2 half-moves
16 Ke5 loss in 2 half-moves
17 Ke6 loss in 2 half-moves
18 Rc4 loss in 2 half-moves
19 Rd4 loss in 2 half-moves
20 Re4 loss in 2 half-moves
21 Rf3 loss in 2 half-moves
22 Rf7 loss in 2 half-moves