A number of concertos have been written for the oboe, both as a solo instrument as well as in conjunction with other solo instrument(s), and accompanied by string orchestra, chamber orchestra, full orchestra, concert band, or similar large ensemble.
Image: Oboj
A concerto is, from the late Baroque era, mostly understood as an instrumental composition, written for one or more soloists accompanied by an orchestra or other ensemble. The typical three-movement structure, a slow movement preceded and followed by fast movements, became a standard from the early 18th century.
A performance of a piano concerto