What are the keywords in the following sentence? monochrome seamless pattern with elements of doodles in the shape of hearts .
element, pattern, shape

What are the keywords in the following sentence? automobile model or type is a coupe sports car produced by the manufacturer
car, manufacturer, model

What are the keywords in the following sentence? A cat lies on a rug and chews on a banana.
banana, cat, lie

What are the keywords in the following sentence? summit is obscured by swirling clouds during this summertime time lapse
cloud, summit, swirl