question: Do Samuel Langdon and Emil Aloysius Wcela share the same nationality?
context: [["Tramp, Tramp, Tramp", ["Tramp, Tramp, Tramp is a 1926 American silent comedy film directed by Harry Edwards and starring Harry Langdon and Joan Crawford."]], ["Hans-J\u00fcrgen Schlieker", ["Hans- J\u00fcrgen Schlieker( April 8, 1924 \u2013 March 12, 2004) was a German abstract painter, grouped in importance with Hans Hartung, Bernard Schultze and Emil Schumacher."]], ["Three's a Crowd (1927 film)", ["Three's a Crowd is a 1927 American comedy film directed by Harry Langdon and written by James Langdon and Robert Eddy.", "The film stars Harry Langdon, Gladys McConnell, Cornelius Keefe and Arthur Thalasso.", "The film was released on August 28, 1927, by First National Pictures."]], ["Samuel Langdon", ["Samuel Langdon (January 12, 1723 \u2013 November 29, 1797) was an American Congregational clergyman and educator.", "After serving as pastor in Portsmouth, New Hampshire, he was appointed president of Harvard University in 1774.", "He held that post until 1780."]], ["Du & jag", ["Du& jag is a 2006 Swedish film directed by Martin Jern and Emil Larsson."]], ["George Augustus", ["Multiple people share the name George Augustus:"]], ["Dug\u00e8s", ["Several people share the surname Dug\u00e8s:"]], ["Paul Morrell", ["Paul Dring Morrell( born 28 February 1948) is an English chartered quantity surveyor, former senior partner of Davis Langdon, and from November 2009 to November 2012 the UK Government's first Chief Construction Adviser."]], ["Emil Aloysius Wcela", ["Emil Aloysius Wcela( born May 1, 1931) is a retired American prelate of the Roman Catholic Church who served as Auxiliary bishop of the Diocese of Rockville Centre, New York from 1988 to 2007."]], ["Lacordaire", ["Several people share the surname Lacordaire:"]]]
supporting_facts: [["Samuel Langdon", 0], ["Emil Aloysius Wcela", 0]]
evidences: [["Samuel Langdon", "country of citizenship", "American"], ["Emil Aloysius Wcela", "country of citizenship", "American"]]
answer: yes