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".

Example Input: Word1: authority 
 Word2: plumbing
Example Output: for

Example Input: Word1: darkness 
 Word2: well
Example Output: of

Example Input: Word1: department 
 Word2: state
Example Output:
of