She rolled both a blue ball and a red ball at the same time and observed which ball Muffin chose to chase.
(She; rolled; both a blue ball and a red ball; T:at the same time) (She; observed; which ball Muffin chose to chase) Context(She observed,List([0, 72))):(Muffin; chose; to chase) Context(She observed Muffin chose,List([0, 96))):(Muffin; chose to chase to chase; )
She observed,List([0, 72)) She observed Muffin chose,List([0, 96))
She She Muffin Muffin
rolled observed chose chose to chase to chase
both a blue ball and a red ball T:at the same time
which ball Muffin chose to chase
to chase