Caroling on Main Street Members of Greens Farms Academy’s Harbor Blues, the all-female a capella group, performed carols on Westport’s Main Street today as part of the Westport Downtown Merchants Association’s holiday festivities. (CLICK TO ENLARGE) WestportNow.com photo
The a capella group was accompanied by a holiday band.
Since a capella has no music by definition, there can't have been a musical accompaniment. AI does not understand that a capella does not include music.
( z1 accompany :ARG0 ( z2 band :mod ( z3 holiday ) ) :ARG1 ( z4 group :mod ( z5 capella ) ) )