Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rf4 win in 1 half-moves
2 Kb5 draw
3 Kb6 draw
4 Kc6 draw
5 Kd5 draw
6 Kd6 draw
7 Rb4 draw
8 Rc4 draw
9 Rd4 draw
10 Re4 draw
11 Rg2 draw
12 Rg3 draw
13 Rg5 draw
14 Rg6 draw
15 Rg7 draw
16 Rg8 draw
17 Kb4 loss in 2 half-moves
18 Kc4 loss in 2 half-moves
19 Kd4 loss in 2 half-moves
20 Ra4 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rh4 loss in 2 half-moves