A (bus operators-andy) can be signed.Logical formLearned from2 sentences. Groups can be signed.Logical formLearned from2 sentences. A film can be signed.Logical formLearned from2 sentences. A first-edition can be signed.Logical formLearned from2 sentences. A memorial can be signed.Logical formLearned from2 sentences. Engravings can be signed.Logical formLearned from2 sentences. A signed graph may be called balanced.Logical formLearned from2 sentences. A graph can be signed.Logical formLearned from2 sentences. (Vinyl copies) can be signed.Logical formLearned from2 sentences. A (reference route) can be signed.Logical formLearned from2 sentences. A defenceman can be signed.Logical formLearned from2 sentences. A sponsorship can be signed.Logical formLearned from2 sentences. Bases can be signed.Logical formLearned from2 sentences. Diplomas can be signed.Logical formLearned from2 sentences. (Metal bands) can be signed.Logical formLearned from2 sentences.