6958
The government , headed by Tony Blair , blocked all attempts to revise the succession laws , claiming it would raise too many constitutional issues and it was unnecessary at the time .
 person: Tony Blair
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: Tony Blair