What are the keywords in the following sentence? green iguana sunning himself on rocks in the sun
iguana, rock, sun

What are the keywords in the following sentence? The toppings on the pizza include meat and cheese.
cheese, include, meat, pizza, topping

What are the keywords in the following sentence? former students of college as they celebrate an annual reunion .
celebrate, college, student

What are the keywords in the following sentence? accommodation type built by family for workers in their chocolate
build, family, type