(Emergency crews) can be on a scene.Logical formLearned from19 sentences. A crew may consist of some persons.Logical formLearned from19 sentences. Some crews may enter in some heats.Logical formLearned from19 sentences. A crew may have problems.Logical formLearned from19 sentences. Training can be for crews.Logical formLearned from19 sentences. A (gun crew) may pertain-to a male.Logical formLearned from19 sentences. A crew may pertain-to a river.Logical formLearned from19 sentences. Knowledge may pertain-to a crew.Logical formLearned from19 sentences. A crew may pertain-to a literary-work.Logical formLearned from19 sentences. Minds may pertain-to a crew.Logical formLearned from19 sentences. An (air crew) may pertain-to a female.Logical formLearned from19 sentences. A crew may pertain-to soprano.Logical formLearned from19 sentences. A crew may pertain-to a fictitious-character.Logical formLearned from19 sentences. Crews may pertain-to boats.Logical formLearned from19 sentences. A (news crew) may pertain-to a male.Logical formLearned from19 sentences.