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