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 Rd4 win in 1 half-moves
3 Kb7 draw
4 Kb8 draw
5 Kc7 draw
6 Kd7 draw
7 Kd8 draw
8 Ra4 draw
9 Rc4 draw
10 Re4 draw
11 Rf3 draw
12 Rf7 draw
13 Rf8 draw
14 Rf1 loss in 2 half-moves
15 Rf2 loss in 2 half-moves
16 Rf5 loss in 2 half-moves
17 Rf6 loss in 2 half-moves
18 Rg4 loss in 2 half-moves
19 Rh4 loss in 2 half-moves