claim: Pitch Perfect 2 centers on an a cappella singing group.
evidence: Calabrian may refer to  :. Calabrian , the people or culture of Calabria. Calabria. Calabria. Calabrian Greek dialect , a dialect of Greek spoken in Calabria. Calabria. Calabria. Calabrian Greek dialect. Calabrian Greek dialect. Calabrian languages , the languages and dialects spoken in Calabria. Calabria. Calabria. Calabrian languages. Calabrian languages. Calabrian -LRB- stage -RRB- , a stratigraphic stage or subdivision in the geologic time scale , part of the Pleistocene. Calabrian wine. Calabrian wine. Calabrian wine