pair,contact1,contact2,flow1,flow2 1faq_A_,3,49,1,1 1faq_A_,4,30,1,1 1faq_A_,4,49,1,1 1faq_A_,7,29,1,1 1faq_A_,9,27,1,1 1faq_A_,10,26,1,1 1faq_A_,15,24,1,1 1faq_A_,16,36,1,1 1faq_A_,17,20,1,1 1faq_A_,17,22,1,1 1faq_A_,17,36,1,1 1faq_A_,17,38,1,1 1faq_A_,20,38,1,1 1faq_A_,28,37,1,1 1faq_A_,30,34,1,1 1faq_A_,30,35,1,1 1faq_A_,38,41,1,1