4471
Surprisingly , the F1 hybrid tumors were not hemorrhagic and had hemoglobin content and outward appearance identical to that of BN .
 Disease: tumors; Disease: hemorrhagic
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Disease: tumors; Disease: hemorrhagic