A senior fellow can be at a (think tank).Logical formLearned from99 sentences. Tanks may be patrolled.Logical formLearned from99 sentences. Shrapnel can be from a (tank shell).Logical formLearned from99 sentences. Tanks can be abandoned.Logical formLearned from98 sentences. A person may have a (fish tank).Logical formLearned from98 sentences. A (gas tank) can be empty.Logical formLearned from98 sentences. Tanks may be backed by helicopters.Logical formLearned from97 sentences. A (think tank) may be based in a world-city.Logical formLearned from97 sentences. A male can be in a tank.Logical formLearned from97 sentences. A tank can be damaged.Logical formLearned from97 sentences. A female may wear a (tank top).Logical formLearned from96 sentences. A country may send hundreds of tanks.Logical formLearned from96 sentences. A tank can be destroyed.Logical formLearned from95 sentences. A size may pertain-to a tank.Logical formLearned from95 sentences. Tanks can be enough.Logical formLearned from95 sentences.