>Wildgust confirmed that Finnemore’s solution was correct. He himself set out to solve Cain’s Jawbone first by typing out the entire novel, making a note of every literary reference he could find. This didn’t work. Then he searched libraries for copies of the book to see if any contained markings to help him. None did, but eventually he managed to find the answer.

>“Tracking down the correct solution for Cain’s Jawbone was a risky venture, and one peppered with possible pitfalls,” said Wildgust. “I can say no more on the subject, but eventually I was satisfied we were in possession of the correct solution.

Yes, I took this to mean he was looking for an answer key somewhere, and eventually found it.