COSDMPPTJCTQ

Acronym	Definition
COSDMPPTJCTQ	Come Over Some Day Maybe Play Poker Three Jacks Calls Two Queens (mnemonic for the geologic periods: Cambrian, Ordovician, Silurian, Devonian, Mississippian, Pennsylvanian, permian, Triassic, Jurassic, Cretaceous, Tertiary, Quaternary)
COSDMPPTJCTQ	Oscar Sprint Down Mary Poppins Path To Just Carry The Quail (mnemonic for the geologic periods: Cambrian, Ordovician, Silurian, Devonian, Mississippian, Pennsylvanian, permian, Triassic, Jurassic, Cretaceous, Tertiary, Quaternary)