Complex sentence: It is based on Nathaniel Philbrick's 2000 book "In the Heart of the Sea", imagine intertainment paid 10 million for the story rights and about the sinking of the whaleship "Essex".
Split into simpler sentences: It is based on Nathaniel Philbrick's 2000 book "In the Heart of the Sea". Imagine Entertainment paid 10 million for the story rights about the sinking of the whaleship "Essex".