content: elements = words "hydrogen \
  \   fluorine     neon          sodium       magnesium     \
  \   aluminum     silicon       phosphorous  sulfur        \
  \   chlorine     argon         potassium    calcium       \
  \   scandium     titanium      vanadium     chromium      \
  \   manganese    iron          cobalt       nickel        \
  \   copper       zinc          gallium      germanium     \
  \   arsenic      selenium      bromine      krypton       \
  \   rubidium     strontium     yttrium      zirconium     \
  \   niobium      molybdenum    technetium   ruthenium     \
  \   rhodium      palladium     silver       cadmium       \
  \   indium       tin           antimony     tellurium     \
  \   iodine       xenon         cesium       barium        \
  \   lanthanum    cerium        praseodymium neodymium     \
  \   promethium   samarium      europium     gadolinium    \
  \   terbium      dysprosium    holmium      erbium        \
  \   thulium      ytterbium     lutetium     hafnium       \
  \   tantalum     tungsten      rhenium      osmium        \
  \   iridium      platinum      gold         mercury       \
  \   thallium     lead          bismuth      polonium      \
  \   astatine     radon         francium     radium        \
  \   actinium     thorium       protactinium uranium       \
  \   neptunium    plutonium     americium    curium        \
  \   berkelium    californium   einsteinium  fermium       \
  \   mendelevium  nobelium      lawrencium   rutherfordium \
  \   dubnium      seaborgium    bohrium      hassium       \
  \   meitnerium   darmstadtium  roentgenium  copernicium   \
  \   nihonium     flerovium     moscovium    livermorium   \
  \   tennessine   oganesson"
  