sentence: While he was exploring the bottom of the sea , he tried to grab a rock , but just when he touched it , it scattered into dust , which vanished in the bulk quantity of water around him . That was when he knew the next important thing that the invention needed to have : resistance .
modified: When he was exploring the bottom of the sea he tried to grab a rock , but just when he touched it scattered into dust , which vanished in the bulk quantity of water around him , that 's when he knew the next important thing that the invention needed to have : resistance .
transformation: OTHER, PUNCT, PUNCT, PRON, K, OTHER