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: Ernst Karl Abbe HonFRMS (23 January 1840 14 January 1905) was a German physicist, optical scientist, entrepreneur, and social reformer. Together with Otto Schott and Carl Zeiss, he laid the foundation of modern optics. Abbe developed numerous optical instruments. He was a co-owner of Carl Zeiss AG, a German manufacturer of research microscopes, astronomical telescopes, planetariums and other optical systems. Question: In what year was the inventor of the Abbe prism born? Answer: 1840
Output:
Ernst Karl Abbe HonFRMS 23 January 1840 14 January 1905 was a German physicist, optical scientist, entrepreneur, and social reformer.