1957
O . novo - ulmi RNA - 7 , previously believed to be a satellite - like RNA , is shown to be a defective RNA , derived from OnuMV4 - Ld RNA by multiple internal deletions .
 GENE: O . novo - ulmi RNA - 7; GENE: OnuMV4 - Ld RNA
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 GENE: O . novo - ulmi RNA - 7; GENE: OnuMV4 - Ld RNA