Context: In early 12th-century al-Andalus, the Arabian philosopher, Ibn Tufail (Abubacer), wrote discussions on materialism in his philosophical novel, Hayy ibn Yaqdhan (Philosophus Autodidactus), while vaguely foreshadowing the idea of a historical materialism.

Question: What is the name of the novel written by Ibn Tufail?
Answer: Hayy ibn Yaqdhan (Philosophus Autodidactus)

Question: When was Ibn Tufail born?
Answer: Unanswerable

Question: When did Ibn Tufail die?
Answer: Unanswerable

Question: In what book did Hayy ibn Yaqdhan foreshadow the idea of modern materialism? 
Answer: Unanswerable

Question: What book by Ibn Tufail did not discuss materialism? 
Answer: Unanswerable