What are the keywords in the following sentence? portrait of cute mother and daughter embracing and smiling in the garden
garden, mother, smile

What are the keywords in the following sentence? aircraft coming to land at airport over building and new change
building, change, come

What are the keywords in the following sentence? black silhouette of an elegant angel with a pattern in the hearts
angel, heart, pattern

What are the keywords in the following sentence? nurse preparing a medication for injection
injection, nurse, prepare