A male may sell crack.Logical formLearned from14 sentences. A male may sell bars.Logical formLearned from14 sentences. Persons may sell a brand.Logical formLearned from14 sentences. A name may sell tickets.Logical formLearned from14 sentences. Speculators may sell shares.Logical formLearned from14 sentences. Stores may sell computers.Logical formLearned from14 sentences. A book may sell in paperback.Logical formLearned from14 sentences. A stock may sell at earnings.Logical formLearned from14 sentences. A (record number) of companies may sell stocks.Logical formLearned from14 sentences. (Telephone company) may sell a stake.Logical formLearned from14 sentences. A personal computer may be sold.Logical formLearned from14 sentences. Global bonds may be sold in a country.Logical formLearned from14 sentences. Tapes may be sold.Logical formLearned from14 sentences. Albums may sell in millions.Logical formLearned from14 sentences. A contractor may sell a system.Logical formLearned from14 sentences.