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 Kc2 draw
3 Kc3 draw
4 Kc4 draw
5 Kd2 draw
6 Kd4 draw
7 Ke4 draw
8 Rd4 draw
9 Rf1 draw
10 Rf3 draw
11 Rf5 draw
12 Rf6 draw
13 Rf7 draw
14 Rf8 draw
15 Rg4 draw
16 Ke2 loss in 2 half-moves
17 Ke3 loss in 2 half-moves
18 Ra4 loss in 2 half-moves
19 Rc4 loss in 2 half-moves
20 Re4 loss in 2 half-moves
21 Rf2 loss in 2 half-moves
22 Rh4 loss in 2 half-moves