135173
Minimum shutdown margin can be calculated in the same way as shutdown margin , except that the negative reactivity of the most reactive control rod and non-scramable rods is ignored .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities:  
Answer:
 None