Melanie Schiele’s Butterfly Children has won the $50,000 Slamdance 2013 Writing Competition grand prize and $10,000 in cash presented by JuntoBox Films.

Competition organisers said they received a record number of more than 2,500 submissions this year. The ceremony took place at the Writers Guild Of America headquarters in Los Angeles on October 9.

In the Feature Screenplay category Mary F Unser’s The Ecdysiasts claimed first place, while Clayton Sakoda’s Swine finished second and Elliot and Teresa Sutherland’s Terrestrials shared third place with Wallingford by Lisa Rubin.

Exquisite Corpses by Mark Strassel and Rebecca Rudell (pictured) took first place in the Horror Screenplay section, followed by That Time Of The Month from Joe Hauler and Dead Tired by Geoffrey Uloth.

In the Short Screenplay category first prize went to Think Ink by Emily Hu followed by The Substitute from Madeleine Sims-Fewer and Tannaz Hazemi and James Grimaldi’s Before The Bomb.

Slamdance 2014 will run from January 17-23.