Related Clues:

• Kept
• Not removed
• Logical half
• Didn't remove
• Didn't take out
• Dropped underwear in language centre
• Place where analysis is done
• Did without underclothing at home — that's supposedly logical
• Logical thinker abandoned sheikhdom — Noah!
• Maths centre relocated from the UK, IT gone
• Decided not to delete
• Didn’t delete
• Cerebral hemisphere