Generate a correct and concise answer for the question based on the words in the context.

Context : Song of Summer is a 1968 black-and-white television film written, produced and directed by Ken Russell for the BBC's Omnibus series which was first broadcast on 15 September 1968. 
Question : The production company responsible for Song of Summer is what?
BBC

Context : P. R. Francis (1924 -- 10 May 2002) was an Indian National Congress politician and an Indian National Trade Union Congress (INTUC) leader from Thrissur and Member of the Legislative Assembly of Ollur Assembly Constituency to Kerala Legislative Assembly in 1957, 1960, 1970 and 1977. 
Question : What was P. R. Francis's career?
politician

Context : Saadi Lahlou is Professor in Social Psychology, in the Department of Social Psychology at the London School of Economics. 
Question : What is Saadi Lahlou's place of employment?

London School of Economics