| http://www.w3.org/ns/prov#value | - ???You know, our firefighters these days are very advanced, and they use different type of techniques for different types of fire, so they???d use one chemical to fight an oil fire, a different chemical to fight a propane fire, a third chemical to fight a benzene fire, and if they knew what was going through their area and at what time, if God forbid there was a derailment and explosion, they???d
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