pinpoint location of bank one on 2001 Toyota MR2 Spyder

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
where exactly is bank one censor one located in my 2001 toyo mr2 spyder.
(1) Answer
Bank 1 is wherever #1 cylinder located.
i.e.: if #1 cylinder's exhaust pipe and #3 connected together that's Bank 1.
If #1 and #2, than that is Bank 1.
Are you trying to figure out which one is the B1S1 O2 sensor?