before_sent:  An exhaustive review of stance detection techniques on social media is presented , including the task definition, the different types of targets in stance detection, the features set used, and the various machine learning approaches applied.
before_sent_with_intent: <clarity>  An exhaustive review of stance detection techniques on social media is presented , including the task definition, the different types of targets in stance detection, the features set used, and the various machine learning approaches applied.
after_sent:  An exhaustive review of stance detection techniques on social media is presented , including the task definition, the different types of targets in stance detection, features set used, and the various machine learning approaches applied.