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.

I think to do a wholesale swap out, you’re basically talking about, replacing the frontend steam methane reformers with huge electrolyzers and that is a lot more capital, economically today that doesn’t make sense, because the price of North American natural gas is so reasonable compared to the other prices of energy, particularly if you’re talking about renewable energy.

Answer: distributed_by: North, steam