What are the keywords in the following sentence? hikers walking up a rocky hill
hiker, hill, walk

What are the keywords in the following sentence? politician laying flowers on the tomb of his late wife
flower, lay, wife

What are the keywords in the following sentence? the army also paid rich tribute to people on wednesday .
army, pay, tribute

What are the keywords in the following sentence? the new building has a stately exterior with lots of room inside for a growing ministry .
grow, lot, room