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: board 
 Word2: safety

Ex Output:
for


Ex Input:
Word1: analyst 
 Word2: currency

Ex Output:
of


Ex Input:
Word1: whisper 
 Word2: foot

Ex Output:

of