we looked at the heart rate at the end of exercise, in people undergoing exercise testing, and then we looked at their heart rate one minute after they finished exercise.
(we; looked; at the heart rate; T:at the end of exercise) (people; undergoing; exercise testing) (we; looked; at their heart rate; T:after they finished exercise; T:then) (they; finished; exercise)
we people we they
looked undergoing looked finished
at the heart rate T:at the end of exercise
exercise testing
at their heart rate T:after they finished exercise T:then
exercise