Related Clues:

• Always smart after a century and a half
• Smart enough to get the prize under one hundred
• See if one is smart enough to get the prize
• Always the last to be smart
• Let it be under the overturned bus in no simple fashion
• That's a right dextrous way to have done it
• Always after a century and a half this gets smart
• The omnibus has overturned, so let it be broken in no obvious way
• The smart century gets the prize
• Always leave 'er, by the sound of it, after a century and a half
• The bus overturns. Let it be broken in no simple way
• Become oblivious to one's surroundings
• Smart so to be always below a hundred and fifty
• A smart enough hundred to get the prize
• Elusive or delicate