Complex sentence: Heather Donahue (born December 22,1974) is an American writer and actress who first came to public attention after appearing as the lead character in Haxan Films' 1999 horror film "The Blair Witch Project".
Split into simpler sentences: Heather Donahue (born December 22,1974) is an American writer and actress. Heather first came to public attention after appearing as the lead character in Haxan Films' 1999 horror film "The Blair Witch Project".