A challenge can be mandatory.Logical formLearned from50 sentences. A transfer can be mandatory.Logical formLearned from49 sentences. A (rookie transition program) can be mandatory.Logical formLearned from49 sentences. A rest can be mandatory.Logical formLearned from49 sentences. A (cost sharing) can be mandatory.Logical formLearned from49 sentences. Duties can be mandatory.Logical formLearned from49 sentences. A government can be mandatory.Logical formLearned from48 sentences. A deadline can be mandatory.Logical formLearned from48 sentences. (Spending limits) can be mandatory.Logical formLearned from48 sentences. A deportation can be mandatory.Logical formLearned from48 sentences. An evacuation can be mandatory.Logical formLearned from48 sentences. A (health fee) can be mandatory.Logical formLearned from47 sentences. Activities can be mandatory.Logical formLearned from47 sentences. A status can be mandatory.Logical formLearned from47 sentences. Components can be mandatory.Logical formLearned from47 sentences.