Which world record are held by the swimmer who beat Ross Murdoch in the European 100 metre breaststroke?
Ross Murdoch:  He later won his first European title with a gold medal in the 200 metre breaststroke, also picking up a silver medal in the 100 metre breaststroke silver medal behind teammate Adam Peaty and a bronze medal in the 50 metre breaststroke. Adam Peaty:  He is the current holder of the world record in 50 and 100m breaststroke.
50 and 100m breaststroke