. "Communist Workers Party of Spain" . "Spanish Communist Workers' Party" . "Partido Comunista Obrero Espa\u00F1ol" . . . "1921" . . . "1921-11-14" . "Spanish Communist Workers' Party (1921)" . . . . "Spanish Communist Workers' Party (1921)" . . . "Communist Workers Party" . . "communist party" . . . . . "PCOE" . "1921" . "1921-04-13" . . . . . "Spanish Communist Workers Party" . . . . . . "Spanish Communist Workers' Party)" . "Spanish Communist Workers'" . . . . .