What are the keywords in the following sentence? machines do pack for eggs for sale in the supermarket .
egg, sale, supermarket

What are the keywords in the following sentence? my favorite part of our events is having the opportunity to meet students .
event, meet, part

What are the keywords in the following sentence? blue sky and clouds reflected in water in slow motion .
cloud, reflect, sky, water

What are the keywords in the following sentence? tiles decorating the interior of building function
decorate, function, tile