Answer the question from the given passage. Your answer should be directly extracted from the passage, and it should be a single entity, name, or number, not a sentence.

Example Input: Passage: In Hinduism the spiritual teacher is known as a guru, and, in many traditions of Hinduism - especially those common in the West - the emphasis on spiritual mentorship is extremely high, with gurus often exercising a great deal of control over the lives of their disciples. Question: In what area is it common for spiritual mentorship to be extremely high?
Example Output: the West

Example Input: Passage: These chloroplasts, which can be traced back directly to a cyanobacterial ancestor, are known as primary plastids ('plastid' in this context means almost the same thing as chloroplast). All primary chloroplasts belong to one of three chloroplast lineages—the glaucophyte chloroplast lineage, the rhodophyte, or red algal chloroplast lineage, or the chloroplastidan, or green chloroplast lineage. The second two are the largest, and the green chloroplast lineage is the one that contains the land plants. Question: How many chloroplast lineages are there?
Example Output: three

Example Input: Passage: The Harvard Business School and many of the university's athletics facilities, including Harvard Stadium, are located on a 358-acre (145 ha) campus opposite the Cambridge campus in Allston. The John W. Weeks Bridge is a pedestrian bridge over the Charles River connecting both campuses. The Harvard Medical School, Harvard School of Dental Medicine, and the Harvard School of Public Health are located on a 21-acre (8.5 ha) campus in the Longwood Medical and Academic Area approximately 3.3 miles (5.3 km) southwest of downtown Boston and 3.3 miles (5.3 km) south of the Cambridge campus. Question: Where is Harvard stadium located?
Example Output:
Allston