What are the keywords in the following sentence? this shoulder bag is constructed from polished leather with a rounded shape and top handle .
bag, leather, shape

What are the keywords in the following sentence? smoke rises as security personnel guard near the building after a deadly attack .
attack, building, rise, smoke

What are the keywords in the following sentence? which equation represents a line that is perpendicular to this graph and passes through the point .
equation, graph, line, represent

What are the keywords in the following sentence? A cat eating cat treats.
cat, eat, treat