A piece may pertain-to a puzzle.Logical formLearned from4 495 sentences. Pieces may pertain-to a puzzle.Logical formLearned from1 792 sentences. Pieces may pertain-to a puzzle.Logical formLearned from646 sentences. A puzzle may pertain-to a person.Logical formLearned from589 sentences. A part may pertain-to a puzzle.Logical formLearned from505 sentences. A puzzle may pertain-to a male.Logical formLearned from421 sentences. A puzzle can be complex.Logical formLearned from293 sentences. Puzzles may pertain-to a person.Logical formLearned from243 sentences. A series can be constituted-of-or-filled-with puzzles.Logical formLearned from211 sentences. Part may pertain-to a puzzle.Logical formLearned from201 sentences. An answer can be to a puzzle.Logical formLearned from192 sentences. Puzzles may pertain-to a male.Logical formLearned from179 sentences. A (crossword puzzle) may pertain-to a newspaper.Logical formLearned from177 sentences. A puzzle may pertain-to a female.Logical formLearned from169 sentences. Puzzles can be challenging.Logical formLearned from164 sentences.