Question: Emil Lewis Holmdahl fought under which Mexican Revolutionary general?

Related documents: [0]  [DOC] Francisco "Pancho" Villa (born José Doroteo Arango Arámbula; 5 June 1878 – 20 July 1923) was a Mexican Revolutionary general and one of the most prominent figures of the Mexican Revolution. [END] 
[1]  [DOC] Emil Lewis Holmdahl (August 26, 1883 – April 8, 1963) was a machine gunner, soldier of fortune, spy, gun runner, and treasure hunter who fought under John J. Pershing in the Spanish–American War in the Philippines, under Lee Christmas in Central America, under Francisco Madero, Pancho Villa, and Venustiano Carranza in the Mexican Revolution, and under John J. Pershing in World War I. In 1926, Holmdahl was accused of having stolen Francisco Pancho Villa's head. [END]  
Answer: Francisco "Pancho" Villa
Francisco "Pancho" Villa