Task: Explanation
Input (English): Planes is a 2013 American 3D computer-animated sports comedy film produced by DisneyToon Studios and released by Walt Disney Pictures. It is a spin-off of Pixar's "Cars" franchise and the first film in a planned "Planes" trilogy. Despite not being produced by Pixar, the film was co-written and executive produced by Pixar and Walt Disney Animation Studios' chief creative officer John Lasseter, who directed the first two "Cars" films. The film stars the voices of Dane Cook, Stacy Keach, Priyanka Chopra, Brad Garrett, Teri Hatcher, Danny Mann, Julia Louis-Dreyfus, Roger Craig Smith, John Cleese, Carlos Alazraqui, Val Kilmer, and Anthony Edwards. Question: What writer is the common denominator for both Disney films, cars and planes? Answer: John Lasseter
Output (English):  Despite not being produced by Pixar, the film was cowritten and executive produced by Pixar and Walt Disney Animation Studios chief creative officer John Lasseter, who directed the first two Cars films.