sentence: A group of kids are at the beach, trying to build a sand castle. sentence:  They gather sand and pack it around the center. sentence:  The children across the beach are putting sand in buckets, proud of their work. sentence:  A girl dumps sand into a large bucket. sentence:  A line of buckets filled with items are displayed on the beach as the kids gather behind them. sentence:  A woman opens a piece of paper and reads it to the group before handing the buckets to the kids.