(FOO)
(BAR)
(F1)
(F1$NOT-NORMALIZED)
(F2$NOT-NORMALIZED)
(FLAG-F1)
(FLAG::FLAG-EQUIV-LEMMA)
(FLAG-F1-EQUIVALENCES)
(F1-COPY)
(F2-COPY)
(F1-COPY-DEF)
(F2-COPY-DEF)
(FLAG-LEMMA-FOR-F1-IS-F1-COPY)
(F1-IS-F1-COPY)
(F2-IS-F2-COPY)
