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The general secretary of Vajpayee ' s ruling Bharatiya Janata Party , Pramod Mahajan , retorted that Singh ' s statement was " beneath contempt . "
 Vajpayee ' s ruling Bharatiya Janata Party, The general secretary of Vajpayee ' s ruling Bharatiya Janata Party, Vajpayee, Pramod Mahajan, Singh
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: organization, person, geographical social political, vehicle, location, weapon, facility 
Text: {0} 
Answer:
 Vajpayee ' s ruling Bharatiya Janata Party, The general secretary of Vajpayee ' s ruling Bharatiya Janata Party, Vajpayee, Pramod Mahajan, Singh