Title: World's championship matches, 1921 and 1927
Subjects: Chess, Tournaments, 1921, Tournaments, 1927, Chess, tournaments, Capablanca, jose raul, 1888-1942, Alekhine, alexander, 1892-1946, Tournaments
People: Alexander Alekhine (1892-1946), Emanuel Lasker (1868-1941), José Raul Capablanca (1888-1942)