Sentence 1: The broader Standard & Poor's 500 Index .SPX was down 0.04 points, or 0 percent, at 971.52.
Sentence 2: Standard & Poor's 500 stock index futures for June were down 2.60 points at 965.70, while Nasdaq futures were down 7.50 points at 1,183.50.
Similarity (0-5): 1.600