premise: Joshua "Josh" Murphy (born 24 February 1995) is an English professional footballer who plays for Championship club Norwich City. He scored on his professional debut in a Football League Cup match against Watford. He is the twin brother of professional footballer Jacob Murphy and brother of professional singer Daniel Murphy.
hypothesis: Jacob Murphy is 24 years old. 
reason: Since Josh Murphy was born in 1995, he is 24 years old. Jacob is Josh's twin brother, so he is also 24 years old. 