A quake may hit a coast.Logical formLearned from11 sentences. A male may extend a use of an (air base) on a coast.Logical formLearned from11 sentences. A (sea battle) can be off an east coast.Logical formLearned from11 sentences. Ships may blockade a coast.Logical formLearned from11 sentences. A (hurricane warning) may be issued for a coast.Logical formLearned from11 sentences. A (tanker accident) can be off coasts.Logical formLearned from11 sentences. A coast of a country can be a region.Logical formLearned from11 sentences. Police may restrict access on an east coast.Logical formLearned from11 sentences. An east coast may pertain-to a communist country.Logical formLearned from11 sentences. A nation can be off a coast.Logical formLearned from11 sentences. A (coast guard) may pertain-to a nation.Logical formLearned from11 sentences. A nation can be off a coast of a country.Logical formLearned from11 sentences. A coast can be from a base.Logical formLearned from11 sentences. Dozens of migrants may drown_off coasts of a country.Logical formLearned from11 sentences. A typhoon may whirl_off a coast.Logical formLearned from11 sentences.