Take context from the input text and decide on the accurate relationship between 'begin' and 'Tokyo' from the options provided.
Options: chief executive officer, publisher, location of formation, platform

While some of the Tokyo spend this year and last has been amortized just a couple of million in the period to June this year, the bulk of it will remain on the balance sheet until the games takes place in 2021 and we begin to recognize the games revenue.
location of formation