Simplify the following text for a Grade 12 native English-speaking person.
Original: Sinovenator was a primitive troodontid , and shares features with the most primitive dromaeosaurids and Avialae , one of the first fossil specimens conclusively demonstrating the common inheritance of these three groups ( together known as Paraves ) .
Simplified: Sinovenator shares features with the most primitive dromaeosaurids and Avialae , demonstrating the common inheritance of these three members of the Paraves .