Groups may be linked to an organization.Logical formLearned from17 sentences. Charges may be linked to a (coup plot).Logical formLearned from17 sentences. A railway may link a world-city.Logical formLearned from17 sentences. Islamic extremists may be linked to a network.Logical formLearned from17 sentences. A pipeline may link some countries.Logical formLearned from16 sentences. A road may link some countries.Logical formLearned from16 sentences. A line may link a world-city.Logical formLearned from16 sentences. Roads may link roads.Logical formLearned from16 sentences. Websites may be linked.Logical formLearned from16 sentences. Machines may be linked.Logical formLearned from16 sentences. Development may be linked.Logical formLearned from16 sentences. Currencies may be linked.Logical formLearned from16 sentences. Activities may be linked.Logical formLearned from16 sentences. Religion may be linked.Logical formLearned from16 sentences. A person may link a program with a library.Logical formLearned from16 sentences.