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: bits 
 Word2: wood

Ex Output:
of


Ex Input:
Word1: credit 
 Word2: tax

Ex Output:
from


Ex Input:
Word1: firm 
 Word2: software

Ex Output:

for