(Crew members) may lock themselves.Logical formLearned from9 sentences. Crews may detonate devices.Logical formLearned from9 sentences. Crews can be egyptian.Logical formLearned from9 sentences. (Crew members) can be dead.Logical formLearned from9 sentences. An information can be about a condition of a crew.Logical formLearned from9 sentences. Some (crew members) may test positive.Logical formLearned from9 sentences. An effort may pertain-to a crew.Logical formLearned from9 sentences. Some (crew members) can be from a company.Logical formLearned from9 sentences. (Crew members) may mark homecomings.Logical formLearned from9 sentences. (Crew members) may tell relatives.Logical formLearned from9 sentences. Saliva may be collected by (crew members).Logical formLearned from9 sentences. A (cargo ship) can be with a crew.Logical formLearned from9 sentences. Crews can be across a region.Logical formLearned from9 sentences. A capsule may carry a crew.Logical formLearned from9 sentences. A crew may report a technical problem.Logical formLearned from9 sentences.