Question: Where is the Catalan language mostly located?
Sentence: However, despite being mostly situated in the Iberian Peninsula, Catalan has marked differences with the Ibero-Romance group (Spanish and Portuguese) in terms of pronunciation, grammar, and especially vocabulary; showing instead its closest affinity with Occitan and to a lesser extent Gallo-Romance (French, Franco-Provençal, Gallo-Italian).
Answer in sentence: yes