In this task, you're given an input that contains two words, and your task is to predict the correct preposition that connects these two words. Predict the preposition that explicitly conveys both words' meaning, e.g., Word1: king 
 Word2: fort: "king of fort". Possible prepositions are: "of", "on", "in", "for", "from", "about", and "with".

Ex Input:
Word1: change 
 Word2: management

Ex Output:
in


Ex Input:
Word1: skills 
 Word2: computation

Ex Output:
at


Ex Input:
Word1: crowd 
 Word2: crustacea

Ex Output:

of