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: corn 
 Word2: cakes

Ex Output:
for


Ex Input:
Word1: reconnaissance 
 Word2: altitude

Ex Output:
at


Ex Input:
Word1: account 
 Word2: ad

Ex Output:

for