An obligation can be open-ended.Logical formLearned from46 sentences. A dialogue can be open-ended.Logical formLearned from45 sentences. Responses can be to open-ended questions.Logical formLearned from45 sentences. A group can be open-ended.Logical formLearned from44 sentences. A mission can be open-ended.Logical formLearned from43 sentences. Consultations can be open-ended.Logical formLearned from43 sentences. A project can be open-ended.Logical formLearned from42 sentences. A conflict can be open-ended.Logical formLearned from41 sentences. A meeting can be open-ended.Logical formLearned from41 sentences. A stay can be open-ended.Logical formLearned from41 sentences. A liability can be open-ended.Logical formLearned from40 sentences. Projects can be open-ended.Logical formLearned from39 sentences. Negotiations can be open-ended.Logical formLearned from39 sentences. A statement can be open-ended.Logical formLearned from38 sentences. A fashion can be open-ended.Logical formLearned from38 sentences.