claim: David Lloyd George was voted the worst British prime minister of the 20th century.
evidence: Ivan Vukomanovic -LRB- Serbian Cyrillic  : Иван Вукомановић ; born 19 June 1977 -RRB- is a Serbian football manager and former player .. Serbian Cyrillic. Serbian Cyrillic alphabet. football. Association football. He is the current manager of Slovak club Slovan Bratislava .. Slovan Bratislava. SK Slovan Bratislava. On 17 June 2013 , Vukomanovic was hired by Belgian club Standard Liege as an assistant to newly appointed manager Guy Luzon .. Standard Liege. Standard Liege. Guy Luzon. Guy Luzon. He officially succeeded Luzon as manager on 5 November 2014 .. On 2 February 2015 , Vukomanovic was replaced by Jose Riga .. Jose Riga. Jose Riga