Purchases can be controlled.Logical formLearned from30 sentences. Laptops may undergo a purchase.Logical formLearned from30 sentences. A van may undergo a purchase.Logical formLearned from30 sentences. A person may justify a purchase.Logical formLearned from30 sentences. Assets may undergo purchases.Logical formLearned from30 sentences. (Crude oil) may undergo purchases.Logical formLearned from30 sentences. Components may undergo a purchase.Logical formLearned from30 sentences. Pass may be validated within some months of a date of purchase.Logical formLearned from30 sentences. A purchase can be legal.Logical formLearned from30 sentences. (Fighter planes) may undergo a purchase.Logical formLearned from30 sentences. (Attack helicopters) may undergo a purchase.Logical formLearned from30 sentences. Obligations may undergo a purchase.Logical formLearned from30 sentences. Foodstuffs may undergo a purchase.Logical formLearned from30 sentences. Treasuries may undergo a purchase.Logical formLearned from29 sentences. (Crude oil) may undergo a purchase.Logical formLearned from29 sentences.