Is the sentiment detected in the input text neutral?

Input: Heck of a bounce back by Dustin Johnson to be under par after an 8 on the 1st #PGAChampionship #WhatCouldHaveBeen
Heck of a bounce back by Dustin Johnson to be under par after an 8 on the 1st #PGAChampionship #WhatCouldHaveBeen