By Arkady Mamaysky Arkady Mamaysky TARRYTOWN, New York — It takes two to tango but might take more than two to negotiate successfully. 73 years have passed and many direct negotiations between Israelis and Palestinians took place but still there is no solution to Israeli/Palestinian Arabs’ abnormal situation. At some other successful negotiations more than two parties were involved. For example, involvement of our great USA contributed to Israeli peace with Egypt and, very recently, with UAE, Bahrain, Sudan and Morocco. Israel/Palestinians peace negotiations, in my truly humble opinion, should…