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 Re4 draw
13 Rf1 draw
14 Rf2 draw
15 Rf3 draw
16 Rf6 draw
17 Rf7 draw
18 Rg4 draw
19 Rh4 draw
20 Rd4 loss in 2 half-moves
21 Rf5 loss in 2 half-moves
22 Rf8 loss in 2 half-moves