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Enough of their remains were found that testing was able to rule out drugs or alcohol as the cause , though it was revealed that the engineer , Jack Hudson , was an alcoholic and heavy smoker suffering from pancreatitis and type 2 diabetes , thus placing him at risk for a heart attack or stroke .
 person: Jack Hudson
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 person: Jack Hudson