Upgrades may pertain-to a female.Logical formLearned from38 sentences. A person can be an upgrade.Logical formLearned from38 sentences. A person can be due for an upgrade.Logical formLearned from38 sentences. An upgrade can be to an (operating system).Logical formLearned from38 sentences. Upgrades can be to a facility.Logical formLearned from37 sentences. An upgrade can be decent.Logical formLearned from36 sentences. An upgrade can be to first class.Logical formLearned from36 sentences. A person may buy an upgrade.Logical formLearned from36 sentences. Upgrades can be continuous.Logical formLearned from36 sentences. A cost may pertain-to upgrades.Logical formLearned from36 sentences. An upgrade can be from a male.Logical formLearned from36 sentences. A person may do an upgrade.Logical formLearned from35 sentences. Upgrades can be to first class.Logical formLearned from34 sentences. Upgrades can be to equipment.Logical formLearned from34 sentences. (Security upgrades) can be physical.Logical formLearned from34 sentences.