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Constitution
Answers
1: Knight's Move
"The light at the end of the tunnel may well turn out to be the headlight of an on-coming train"
2: Sequence
1131. Each number describes consecutive prime numbers:
12 = First prime number 2,
23 = Second prime number 3, etc
The eleventh prime number is 31, or 1131.
3: Bill & Ben
Bill is 52 and Ben is 39.