Factors may contribute to an accident.Logical formLearned from20 sentences. A head may pertain-to an (accident investigation agency).Logical formLearned from20 sentences. A jet can be to an accident.Logical formLearned from20 sentences. An accident can be on a river.Logical formLearned from20 sentences. (Construction accidents) can be deadly.Logical formLearned from20 sentences. An accident may occur in a country.Logical formLearned from20 sentences. An accident may happen during heavy rains.Logical formLearned from20 sentences. Some workers may be killed in an accident.Logical formLearned from20 sentences. A scene may be set for some accident.Logical formLearned from20 sentences. A result can be an accident.Logical formLearned from20 sentences. An accident can be in some days.Logical formLearned from20 sentences. Lawsuits can be over accidents.Logical formLearned from20 sentences. (Traffic accidents) can be on roads.Logical formLearned from20 sentences. (Rail accidents) can be in a country.Logical formLearned from20 sentences. An accident may be caused by explosives.Logical formLearned from20 sentences.