sentence: A group of people start to dig a structure close to the shore. sentence:  As the digging continues more people join to dig as a pattern ensues. sentence: The digging continues and people start to add rocks in a linear fashion around the rig and dig beside the rocks and eventually cover the rocks with sand. sentence:  Finally in the tide moves up and starts to destroy the structure that was created. sentence:  In the end people observe the failing  structure and leave while a girl stands in the middle as the water moves up and destroys it completely.