You are provided with an "Event", "Intent" and "XEmotion" (PersonX's reactions for the given "Event"). Indicate PersonY's reaction (person feels) at the end of this event. Provide one reaction for PersonY. If there's nothing that can be implied, respond as None

Ex Input:
Event:PersonX provides PersonY understanding. Intent: 1) to take a lesson home 2) to analyze the situation. XEmotion: 1) happy 2) contented

Ex Output:
grateful


Ex Input:
Event:PersonX saves PersonY life. Intent: 1) to be vindicated. XEmotion: 1) safe

Ex Output:
grateful


Ex Input:
Event:PersonX gives it to PersonY for PersonZ's birthday. Intent: 1) to earn money. XEmotion: 1) proud

Ex Output:

thankful