Is the overall sentiment in the input text negative?

Text: Marvel\u2019s Phase Two Kicks Off with \u2019Iron Man 3\u2019 Trailer on October 23rd:  Briefly: If Halloween isn\u2019t enough to l...
Marvel\u2019s Phase Two Kicks Off with \u2019Iron Man 3\u2019 Trailer on October 23rd:  Briefly: If Halloween isn\u2019t enough to l...