TASK DEFINITION: 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".
PROBLEM: Word1: engine 
 Word2: titanium

SOLUTION: of

PROBLEM: Word1: software 
 Word2: database

SOLUTION: for

PROBLEM: Word1: diminution 
 Word2: light

SOLUTION:
of