Given the input sentence, please extract the subject and object containing a certain relation in the sentence according to the following relation types, in the format of "relation1: word1, word2; relation2: word3, word4". Relations include: product/material produced; manufacturer; distributed by; industry; position held; original broadcaster; owned by; founded by; distribution format; headquarters location; stock exchange; currency; parent organization; chief executive officer; director/manager; owner of; operator; member of; employer; chairperson; platform; subsidiary; legal form; publisher; developer; brand; business division; location of formation; creator.

"We know, through having spent 15 years selling music to people, that there are a lot of customers who really love music but for whom £120 a year is a lot of money, so to be able to offer them that music streaming service as part of a £79-a-year package, along with all those other benefits, that offers great value to our customers."

Answer: distribution_format: really love, music streaming