Detailed Instructions: In this task, you're given a passage, further information available on a particular linked term from the statement, and an answer term. Your job is to generate a question that can use the information provided to obtain the given answer. You should use the information on both passage and link information to create the question. Note that the answer to the question should be exactly the given answer, and if the answer is none, the answer to the question shouldn't be obtainable from the passage or linked information.
Problem:Passage: The left-side Al-Zawraa player is capable of playing in defence, as well as midfield. Yassir has been one of the Iraqi league's top defenders for the past four years, having played for Al-Defaa Al-Jawiya (now Al-Esteqlal), Al-Shorta, Al-Zawraa and now Arbil FC. He was first selected for the Olympic team by Wathik Naji in October, 2002. The former Iraqi national coach picked a squad of twenty-four players from a list of 217 players; A month later, German coach Bernd Stange took over the team and Yassir made his international debut for Iraq in the 2-2 draw with Bahrain in Doha. At the end of the war, Yassir played at the 2003 Arab Club Championship in Cairo, where he played against Kuwait SC, Al-Jaish and Zamalek, which would be one of his last appearances for the Police Club before he moved to Al-Zawraa. He was recalled by coach Adnan Hamad and played a part in the side's 5-1 demolition of Al-Nasr at the Emir Abdullah Al-Faisal Cup in Abha, the team reached went all the way to the final where they beat Morocco 1-0. He was used sparely by coach Hamad making only two appearances in the Qualifiers for the 2004 Summer Olympics in Athens, as well as giving him a starting place in the friendly against South Korea in Seoul in April.
Link Information: Bernd Walter Stange (born 14 March 1948) Answer: 54
Solution:
How old was the coach who took over the Olympic team that Yassir was on from the coach who selected him in 2002?