A true story may pertain-to pigs.Logical formLearned from15 sentences. Pigs can be trained.Logical formLearned from15 sentences. Pigs may be reared on a territory.Logical formLearned from15 sentences. A respiratory disease may infect pigs.Logical formLearned from14 sentences. Some (pig farms) can be in a country.Logical formLearned from14 sentences. Some pigs may be born.Logical formLearned from14 sentences. A (pig breed) can be from a country.Logical formLearned from14 sentences. Intestines may pertain-to pig.Logical formLearned from14 sentences. A (pig farm) can be in a country.Logical formLearned from14 sentences. A bladder may pertain-to a pig.Logical formLearned from14 sentences. A pig may pertain-to a world-city.Logical formLearned from14 sentences. Pigs may eat.Logical formLearned from14 sentences. Pigs may be killed.Logical formLearned from14 sentences. Pigs may undergo movements.Logical formLearned from14 sentences. Some pigs can be on a farm.Logical formLearned from14 sentences.