Answer
Abu Khalil Qabbani, the great-uncle of Nizar Qabbani, played a pivotal role in shaping Nizar's poetic sensibilities. Abu Khalil was a renowned Syrian poet and diplomat, known for his mastery of Arabic literature and his progressive views on society. His influence on Nizar's upbringing and literary development was profound, fostering Nizar's passion for poetry and his distinct style characterized by eloquence, emotional depth, and social consciousness.