Question: Who is a retired German high jumper who excelled at indoor competitions, setting the world indoor record on three occasions between 1984 and 1988, second only to the national record and Asian record holder with a best mark of 2.43 m ?
Sentence (from "Mutaz Essa Barshim"): He won a gold medal at the 2017 World Championships in Athletics, a silver medal at the 2016 Summer Olympics in Rio de Janeiro and a bronze medal at the 2012 Summer Olympics in London.
Relevant evidence: No