Areas may pertain-to a hard drive.Logical formLearned from14 sentences. A computer may be booted from a hard disk.Logical formLearned from14 sentences. A protein can be hard.Logical formLearned from14 sentences. A hard work can be over a year.Logical formLearned from14 sentences. Dvds can be hard.Logical formLearned from14 sentences. Laborers can be hard.Logical formLearned from14 sentences. A shock can be hard.Logical formLearned from14 sentences. A wife can be hard.Logical formLearned from14 sentences. Some space can be on a hard drive.Logical formLearned from14 sentences. A frown can be hard.Logical formLearned from14 sentences. A (stone floor) can be hard.Logical formLearned from14 sentences. A ride can be hard.Logical formLearned from14 sentences. Some bottles can be constituted-of-or-filled-with hard liquor.Logical formLearned from14 sentences. Clips can be hard.Logical formLearned from14 sentences. A hard disk may fail.Logical formLearned from14 sentences.