An (air force air marshal) can be retired.Logical formLearned from4 sentences. A couple of marshals may pick_up a person.Logical formLearned from4 sentences. Federal marshals can be on airliners.Logical formLearned from4 sentences. Federal (air marshals) may undergo requirements.Logical formLearned from4 sentences. A male can be a grand marshal of a (holiday parade).Logical formLearned from4 sentences. A (parade grand marshal) may pertain-to a US-city.Logical formLearned from4 sentences. A (parade grand marshal) may pertain-to a civic-holiday.Logical formLearned from4 sentences. A grand marshal may pertain-to a (holiday parade).Logical formLearned from4 sentences. A marshal may be identified.Logical formLearned from4 sentences. A marshal may be injured.Logical formLearned from4 sentences. A marshal may be announced during a (news conference).Logical formLearned from4 sentences. Marshals may be wheel_outed.Logical formLearned from4 sentences. A (fire marshal) may shut_down a ballroom.Logical formLearned from4 sentences. A marshal may be killed.Logical formLearned from4 sentences. A male may be spotcheck in a shed by federal marshals.Logical formLearned from4 sentences.