Task: Discourse Relation Classification
Input (English): Sentence 1:Dobama Theatre is known for its annual Marilyn Bianchi Kids ' Playwriting Festival , open to Cuyahoga County students in grades 1 through 12 . Sentence 2:Dating back to 1979 it is the oldest children 's playwriting festival of its kind in the United States .
Output (English): PAIR_ANAPHORA