"id","author_first1","author_last1","title","year","place","keyword0","keyword1","keyword2","keyword3","keyword4","keyword5","keyword6","type"
"1870","J. Leigh","Douglas","The Free Yemeni Movement 1935-1962","1987","Beirut","1948","Aden","Al-Iryani","Al-Zubayri","Free Yemeni","Imam","Nationalism","report"