123510
Companies that hold the oil and gas leases to his land , rights originally made possible by the Stock-Raising Homestead Act and the Mineral Leasing Act , are seeking to exercise those rights on his ranch .
 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