Sulfur, Nickel, Neon, Carbon, Boron, Chlorine, Beryllium, Germanium, Oxygen, Arsenic, Sodium, Manganese, Aluminium, Cobalt, Scandium, Magnesium, Nitrogen, Gallium, Iron, Titanium, Helium, Vanadium, Silicon, Chromium, Phosphorus, Potassium, Zinc, Hydrogen, Argon, Lithium, Calcium, Copper. Is "Fluorine" in the previous list? 
Provide no explanation, directly answer with only "Yes." or "No."