Question: Whose poem was the name of these several groups of poets and musicians, which Umar Bin Hassan was associated with, from?
Sentence (from "Ibn Dihya al-Kalby"): Umar bin al-Hasan bin Ali bin Muhammad bin al-Jamil bin Farah bin Khalaf bin Qumis bin Mazlal bin Malal bin Badr bin Dihyah bin Farwah, better known as Ibn Dihya al-Kalbi (Arabic: ابن دحية الكلبي‎ ‎ ) was a Moorish scholar of both the Arabic language and Islamic studies, and member of the Ahl al-Bayt.
Relevant evidence: No