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 Ke2 draw
7 Ke3 draw
8 Ke4 draw
9 Ra4 draw
10 Rc4 draw
11 Rd5 draw
12 Rd6 draw
13 Rd8 draw
14 Re4 draw
15 Rg4 draw
16 Rh4 draw
17 Rd7 loss in 2 half-moves
18 Rf4 loss in 2 half-moves