Students are to hold up a yellow card if the trait is acquired or a blue card if the trait is inherited.
(Students; are; to hold up a yellow card if the trait is acquired or a blue card) (Students; to hold up; a yellow card) (the trait; is acquired; ) (the trait; is inherited; )
Students Students the trait the trait
are to hold up is acquired is inherited
to hold up a yellow card if the trait is acquired or a blue card
a yellow card