Complex sentence: A time-lapse sequence of the construction of the Transamerica Pyramid was a hybrid of 2D and 3D matte painting, created using reference photos of the Pyramid taken from the rooftop of Francis Ford Coppola's Sentinel Building.
Split into simpler sentences: A time-lapse sequence of the building of the Transamerica Pyramid was a hybrid of 2D and 3D matte painting. The shot was initially created using reference photos of the Pyramid taken from the rooftop of Francis Ford Coppola's Sentinel Building.