Hello! https://www.openstreetmap.org/node/5721245151/history has shop = builders_merchant that was added in this edit
shop=builders_merchant ? Is it https://wiki.openstreetmap.org/wiki/Tag:shop=doityourself or https://wiki.openstreetmap.org/wiki/Tag:shop=trade + https://wiki.openstreetmap.org/wiki/Tag:trade%3Dbuilding_supplies ? If not, how it differs?