A cooperative agreement can be signed.Logical formLearned from7 sentences. (Pledge cards) can be signed.Logical formLearned from7 sentences. (Divorce papers) can be signed.Logical formLearned from7 sentences. Helmets can be signed.Logical formLearned from7 sentences. Stones can be signed.Logical formLearned from7 sentences. An addition can be signed.Logical formLearned from7 sentences. A (declaration form) can be signed.Logical formLearned from7 sentences. A legal document can be signed.Logical formLearned from7 sentences. A trail can be signed.Logical formLearned from7 sentences. A road can be signed.Logical formLearned from7 sentences. A resignation can be signed.Logical formLearned from7 sentences. Chars can be signed.Logical formLearned from7 sentences. A (trade deal) can be signed.Logical formLearned from7 sentences. A transfer can be signed.Logical formLearned from7 sentences. Terms can be signed.Logical formLearned from7 sentences.