Welfare may pertain-to workers.Logical formLearned from33 sentences. Some workers can be striking.Logical formLearned from33 sentences. Workers may work some hours.Logical formLearned from33 sentences. Thousands can be constituted-of-or-filled-with some workers.Logical formLearned from33 sentences. An (aid worker) may be released.Logical formLearned from33 sentences. Some workers can be across a country.Logical formLearned from33 sentences. (Aid workers) may undergo killings.Logical formLearned from33 sentences. Some foreign workers may be kidnapped.Logical formLearned from33 sentences. Workers may be arrested.Logical formLearned from33 sentences. An attack can be on (aid workers).Logical formLearned from33 sentences. Demonstrations may pertain-to workers.Logical formLearned from33 sentences. A home may pertain-to a worker.Logical formLearned from33 sentences. Some workers may demonstrate.Logical formLearned from33 sentences. Workers may undergo a suffering.Logical formLearned from32 sentences. A salary may pertain-to workers.Logical formLearned from32 sentences.