A lettuce can be purple.Logical formLearned from4 sentences. Lettuce may be left.Logical formLearned from4 sentences. A (leaf lettuce) can be dark.Logical formLearned from4 sentences. A (lettuce bed) may pertain-to a person.Logical formLearned from4 sentences. A lettuce can be on a burger.Logical formLearned from4 sentences. An (acyclovir lettuce) can be brown.Logical formLearned from4 sentences. A person may have a head of lettuce.Logical formLearned from4 sentences. (Lettuce leaves) can be chopped.Logical formLearned from4 sentences. Insects may feast on lettuce.Logical formLearned from4 sentences. (Lettuce plants) may have problems.Logical formLearned from4 sentences. Lettuce can be throughout a growing season.Logical formLearned from4 sentences. Roots of lettuce may grow.Logical formLearned from4 sentences. An (iceberg lettuce) may pertain-to a person.Logical formLearned from4 sentences. Insecticide may be applied to a lettuce.Logical formLearned from4 sentences. Some grasses may invade a lettuce.Logical formLearned from4 sentences.