Instruct: Given a premise, retrieve a hypothesis that is entailed by the premise.
Query: Frederick William Chesson (1833–1888) was an English journalist and prominent anti-slavery campaigner. He was active in the London Aborigines' Protection Society and Emancipation Committee, and met Harriet Ann Jacobs when she was in England in 1858; and was a vocal supporter of the Union side during the American Civil War.
The writer met Jacobs when he was in his twenties.
James Clark is an acquaintance of James Jones' family
The British Chess Variants Society tried to publish a book.
The British Chess Variants Society existed during the turn of the century
The British Chess Variants Society was active for over two years
Chesson was a very popular journalist
Ben Kingsley and Eric Rochat were good friends 
Jacques Chirac endorsed Sarkozy in his radio and television broadcast
The British Chess Variants Society was popular among older men.
Jacques held an important position.
St. John Richardson Liddell fought for the Union
Kohl was involved in WW1.
Union forces are mentioned in this piece
The U.S. Chess Federation kept records about Arthur William Feuerstein.
The Chess Player's Chronicle was the name of an American magazine in the late 19th century.
Arthur William Feuerstein played chess for many years
Rep. Frederica Wilson was friends with the woman
Billy Campbell and Bayard Johnson were very close friends
The British Chess Variants Society was controversial for it's opinions.
Jacques was in an important position in Europe.
Jesse James was a guerrilla in the Union army during the American Civil War.
Frederick Wiseman was known to be very difficult to work with
Frederick William Chesson became anti-slavery after meeting Harriet Ann Jacobs
Frederick William Chesson never visited England 
Frederick William Chesson was a pro-slavery campaigner.