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Murrah ibn Ka'b (Arabic: مرة بن كعب‎‎) ibn Luay ibn Ghalib ibn Fihr ibn Malik is a man from Quraish tribe, supposed to live in the 4th century. He is the sixth-in-line of Muhammad’s grandfathers. He is the common ancestor of Muhammad’s all four grandparents. He is also the common ancestor of six of Muhammad’s eight great-grandparents.

Source: Wikipedia DBpedia

What is the gender of ()?

() is male.

What is () subject of?

() is subject of Family of Muhammad and 4th-century people.