Refer to the input text as context and select the correct relationship between 'Janet Yellen' and 'President' from the available options.
Options: stock exchange, owned by, platform, position held

(1330/1730) Also, Federal Reserve Bank of San Francisco President John Williams speaks on the economic outlook before the UCLA Anderson Forecast for the Nation, State and L.A. (1700/2100) LIVECHAT: FX WEEK AHEAD with Reuters FX analyst Jeremy Boulton Join Reuters FX analyst Jeremy Boulton for a chat about foreign exchange markets and whether the dollar will build on gains this week made after Fed chair Janet Yellen signaled U.S. rates would head higher before the end of the year.
position held