Task: Explanation
Input (English): Jacques Lipchitz (22 August [O.S. 10 August] 1891 16 May 1973) was a Cubist sculptor, from late 1914. Lipchitz retained highly figurative and legible components in his work leading up to 1915–16, after which naturalist and descriptive elements were muted, dominated by a synthetic style of Crystal Cubism. In 1920 Lipchitz held his first solo exhibition, at Léonce Rosenberg's Galerie L'Effort Moderne in Paris. Fleeing the Nazis he came to the US and settled in New York City and eventually Hastings-on-Hudson. Question:  The John F. Kennedy Memorial in London was sculpted by a man who held his first solo exhibition at what city? Answer: Paris
Output (English):  In 1920 Lipchitz held his first solo exhibition, at Léonce Rosenbergs Galerie LEffort Moderne in Paris.