A male may race through fog.Logical formLearned from5 sentences. A fog can be from a war.Logical formLearned from5 sentences. Fog may cause some pile-ups.Logical formLearned from5 sentences. Fog may cover a mountain.Logical formLearned from5 sentences. Fog may delay a departure.Logical formLearned from4 sentences. A plane can be in fog.Logical formLearned from4 sentences. Some chinese provinces may struggle with fog.Logical formLearned from4 sentences. An accident may be caused by a fog.Logical formLearned from4 sentences. (Thick fog) may shroud the sky.Logical formLearned from4 sentences. Fog may blanket an airport.Logical formLearned from4 sentences. A (fog warning) can be red.Logical formLearned from4 sentences. A fog may reduce visibility to some meters.Logical formLearned from4 sentences. A fog may cause a closure of some highways.Logical formLearned from4 sentences. Fog may blanket a country.Logical formLearned from4 sentences. Fog may be blamed for an accident.Logical formLearned from4 sentences.