Yttrium, Technetium, Cobalt, Barium, Sodium, Calcium, Rhodium, Krypton, Antimony, Cadmium, Potassium, Tellurium, Praseodymium, Rubidium, Vanadium, Boron, Oxygen, Gadolinium, Nickel, Gallium, Chromium, Hydrogen, Strontium, Phosphorus, Ruthenium, Niobium, Neon, Molybdenum, Zinc, Samarium, Xenon, Lanthanum, Iodine, Sulfur, Scandium, Indium, Silicon, Zirconium, Palladium, Arsenic, Argon, Bromine, Caesium, Neodymium, Germanium, Promethium, Europium, Helium, Selenium, Cerium, Titanium, Chlorine, Iron, Carbon, Beryllium, Aluminium, Lithium, Nitrogen, Silver, Manganese, Terbium, Magnesium, Tin, Copper. Is "Fluorine" in the previous list? 
Provide no explanation, directly answer with only "Yes." or "No."