A west-east can be signed.Logical formLearned from2 sentences. A (magnitude format) can be signed.Logical formLearned from2 sentences. A jockstrap can be signed.Logical formLearned from2 sentences. Pacs can be signed.Logical formLearned from2 sentences. Signed measures can be additive.Logical formLearned from2 sentences. Sortings can be signed.Logical formLearned from2 sentences. A (wall poster) can be signed.Logical formLearned from2 sentences. Social-network graphs can be signed.Logical formLearned from2 sentences. Legal documents can be signed.Logical formLearned from2 sentences. Values can be signed.Logical formLearned from2 sentences. A piano can be signed.Logical formLearned from2 sentences. Multisets can be signed.Logical formLearned from2 sentences. Boxes can be signed.Logical formLearned from2 sentences. A goaltender can be signed.Logical formLearned from2 sentences. Exits can be signed.Logical formLearned from2 sentences.