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