Q: "On the Loose" is a song recorded by Irish singer and songwriter Niall Horan from his debut studio album Flicker. It was written by Horan, John Ryan and its producer Julian Bunetta. The song was released to the US Mainstream Top 40 radio on 20 February 2018 as the album's fourth single. An alternate version was released on 16 February 2018.

Answer this question: who wrote on the loose to climb a mountain?
A: Horan , John Ryan and its producer Julian Bunetta
Explain how we arrive at this answer:
Explanation: This is the relevant information: It was written by Horan, John Ryan and its producer Julian Bunetta.