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