Original sentence: A 3D version is included with 4 sets of 3D glasses, specifically the green-magenta anaglyph.The film was released on DVD and Blu-ray Disc on July 21, 2009
Edited sentence: A 3-D version comes with four sets of 3-D glasses—specifically the green-magenta anaglyph image.The film was released on DVD and Blu-ray on July 21, 2009