Instructions: In this task, you are given a context paragraph, a question based on that and corresponding answer of a question. Your task is to generate supporting fact/knowledge from context paragraph which helps in answering a given question.
Input: Alexander Henderson (1780 1863) was a Scottish physician and author. Born in Aberdeenshire, he was educated at Edinburgh University, where he graduated as a doctor of medicine in 1803. He went to London and was admitted a licentiate of the Royal College of Physicians in 1808. He chiefly devoted himself to letters, though, contributing to such works as "Encyclopdia Britannica" and "Edinburgh Review". He translated Cabanis's "Coup d'il sur les revolutions et la reforme de la medicine" (1804) as "Sketch of the revolutions of medical science, and views relating to its reform" (1806). He published "The History of Ancient and Modern Wines" in 1824. Question: Alexander Henderson contributed to which compendium, written by about 100 full-time editors and 4,000 contributors at current? Answer: Encyclopdia Britannica
Output:
He chiefly devoted himself to letters, though, contributing to such works as Encyclopdia Britannica and Edinburgh Review.