Stamps may pertain-to a us-state.Logical formLearned from9 sentences. Stamps can be nice.Logical formLearned from9 sentences. A stamp can be on a war.Logical formLearned from9 sentences. A (stamp set) can be exclusive.Logical formLearned from9 sentences. A stamp can be coveted.Logical formLearned from9 sentences. A (stamp kit) can be exclusive.Logical formLearned from9 sentences. (Duck stamps) may pertain-to next year.Logical formLearned from9 sentences. (Stamp duty) can be on (house purchases).Logical formLearned from9 sentences. A (date stamp) may pertain-to a person.Logical formLearned from9 sentences. (Stamp duty) may be axed.Logical formLearned from9 sentences. A stamp can be pretty.Logical formLearned from9 sentences. Stamps can be an issue.Logical formLearned from9 sentences. A (time stamp) may pertain-to a person.Logical formLearned from9 sentences. A stamp may pertain-to a national-agency.Logical formLearned from9 sentences. Stamps can be by mail.Logical formLearned from9 sentences.