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 Ra4 draw
3 Rf3 draw
4 Rf6 draw
5 Rf7 draw
6 Rf8 draw
7 Rg4 draw
8 Kc5 loss in 2 half-moves
9 Kc6 loss in 2 half-moves
10 Kc7 loss in 2 half-moves
11 Kd5 loss in 2 half-moves
12 Kd7 loss in 2 half-moves
13 Ke5 loss in 2 half-moves
14 Ke6 loss in 2 half-moves
15 Ke7 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Rd4 loss in 2 half-moves
18 Re4 loss in 2 half-moves
19 Rf1 loss in 2 half-moves
20 Rf2 loss in 2 half-moves
21 Rf5 loss in 2 half-moves
22 Rh4 loss in 2 half-moves