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 Ke2 draw
8 Ke3 draw
9 Ke4 draw
10 Ra4 draw
11 Rc4 draw
12 Rd4 draw
13 Re4 draw
14 Rf1 draw
15 Rf3 draw
16 Rf5 draw
17 Rf6 draw
18 Rf7 draw
19 Rf8 draw
20 Rg4 draw
21 Rf2 loss in 2 half-moves
22 Rh4 loss in 2 half-moves