Task: Discourse Relation Classification
Input (English): Sentence 1:On 7 June 1981 Netz 107 took part in Operation Opera , piloted by Amos Yadlin , and was the second F - 16 to strike the Osiraq nuclear reactor after wing leader Zeev Raz . Sentence 2:nan
Output (English): SINGLE_S_COORD_ANAPHORA