instruction: Extract from the text the year in which Esko Olavi Ahonen was born
context: Esko Olavi Ahonen (born June 13, 1955 in Evijärvi) is a Finnish politician and member of the parliament from the Centre Party. He was elected to Parliament of Finland in 2003 for the constituency of Vaasa. In the 2011 election he was dropped out of the parliament.
response: 1955