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: scientists 
 Word2: life

Ex Output:
about


Ex Input:
Word1: underwriter 
 Word2: exchange

Ex Output:
of


Ex Input:
Word1: sugar 
 Word2: blood

Ex Output:

in