TASK DEFINITION: In this task, you're given an ambiguous question (which can be answered in more than one way). Your task is to provide one question which clarifies the input question and it has one unique answer, and also provide an answer to the generated question. Generated question and answer should be separated with a new line.
PROBLEM: When did singer start making electric sewing machines?

SOLUTION: When did singer demonstrate the first workable electric sewing machine? 
 1889

PROBLEM: Who introduced the two-part system (genus and species) that biologists use to name organisms?

SOLUTION: Who popularized the two-part system (genus and species) that biologists use to name organisms? 
 Carl Linnaeus

PROBLEM: Joseph and the amazing technicolor dreamcoat release date?

SOLUTION:
When was Joseph and the Amazing Technicolor Dreamcoat film released? 
 November 26, 1999