Utilize the input text as a context reference, choose the right relationship between Super Mario and Nintendo from the options. Options: 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.

Iwata had been poised to lead Nintendo through another stage after it recently did an about-face and said it will start making games for smartphones, meaning that Super Mario the plumber would soon start arriving on cellphones and tablets.

Answer: distributed_by