Input (grade 13): The name 'Red Forest' comes from the ginger-brown color of the pine trees after they died following the absorption of high levels of radiation from the Chernobyl accident on April 26, 1986.
Output (grade 12): The name 'Red Forest' comes from color of the pine trees that died after taking in high levels of radiation from the Chernobyl accident on April 26, 1986.