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 Ka7 draw
3 Ka8 draw
4 Kb8 draw
5 Ra4 draw
6 Rc4 draw
7 Rd4 draw
8 Rf1 draw
9 Rf2 draw
10 Rf5 draw
11 Rf6 draw
12 Rf7 draw
13 Rf8 draw
14 Rg4 draw
15 Rh4 draw
16 Ka6 loss in 2 half-moves
17 Kb6 loss in 2 half-moves
18 Kc6 loss in 2 half-moves
19 Kc7 loss in 2 half-moves
20 Kc8 loss in 2 half-moves
21 Re4 loss in 2 half-moves
22 Rf3 loss in 2 half-moves