Given the task definition and input, reply with output. This task involves creating answers to complex questions, from a given passage. Answering these questions, typically involve understanding multiple sentences. Make sure that your answer has the same type as the "answer type" mentioned in input. The provided "answer type" can be of any of the following types: "span", "date", "number". A "span" answer is a continuous phrase taken directly from the passage or question. You can directly copy-paste the text from the passage or the question for span type answers. If you find multiple spans, please add them all as a comma separated list. Please restrict each span to five words. A "number" type answer can include a digit specifying an actual value. For "date" type answers, use DD MM YYYY format e.g. 11 Jan 1992. If full date is not available in the passage you can write partial date such as 1992 or Jan 1992. If you find multiple spans, please add them all as a comma separated list. Please restrict each span to five words.

Passage: H.B. Reese invented Reeses Peanut Butter Cups after founding the H.B. Reese Candy Company in 1923. Reese died on May 16, 1956 in West Palm Beach, Florida leaving the company to his six sons. On July 2, 1963 the H.B. Reese Candy Company was acquired by the Hershey Chocolate Corporation in a tax free stock-for-stock merger. In 2017 after 54-years of stock splits, the original 666,316 shares of Hershey common stock received by the Reese family represented 16 million Hershey shares valued at over $1.8 billion that pay annual cash dividends of $42 million. In 1969, only 6-years after the Reese/Hershey merger, Reeses Peanut Butter Cups became The Hershey Companys top seller. As of September 20, 2012, Reeses is the best-selling candy brand in the United States with sales of $2.603 billion, and is the fourth-best-selling candy brand globally with sales of $2.679 billiononly $76 million (2.8%) of its sales are from outside the United States market.
Question: How many years after founding the H.B. Reese Candy Company did Reese die?
Answer type: Number
33.