A (transaction technology) can be secure.Logical formLearned from11 sentences. Some persons may conduct a transaction.Logical formLearned from11 sentences. Party can be to a transaction.Logical formLearned from11 sentences. A person may commit a transaction.Logical formLearned from11 sentences. Transactions may undergo an exchange.Logical formLearned from11 sentences. Transactions may undergo an evaluation.Logical formLearned from11 sentences. Transactions may undergo a tracking.Logical formLearned from11 sentences. Persons may engage in transactions.Logical formLearned from11 sentences. Transactions can be secret.Logical formLearned from11 sentences. An element may pertain-to a transaction.Logical formLearned from11 sentences. Parties can be in a transaction.Logical formLearned from11 sentences. Transactions can be in bonds.Logical formLearned from11 sentences. Transactions can be effective.Logical formLearned from11 sentences. Persons may be involved in a transaction.Logical formLearned from11 sentences. Transactions may proceed.Logical formLearned from11 sentences.