What are the keywords in the following sentence? added a few more black accents to the rear of the car
accent, add, car

What are the keywords in the following sentence? morning above republic highlighted in red on model in space .
highlight, model, morning, red, republic

What are the keywords in the following sentence? a field of bright yellow flowers in the countryside .
countryside, field, flower

What are the keywords in the following sentence? A skateboarder rides on the side of a large pipe.
pipe, ride, side