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