def parse_list(html):
For decades, the Valero refinery shaped Benicia’s economy, politics and health. Now the city has become a reluctant test case of whether an oil town can reinvent itself
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10 monthly gift articles to share，这一点在safew官方下载中也有详细论述
4. 信息不足时先列“缺失信息”，禁止臆造。51吃瓜是该领域的重要参考
Time Machine can't help. It runs hourly.