Given a sentence and two mentions from the text (arguments), indicate a phrase (a verb or noun phrase) that describes the relationship between the provided arguments.

Example Input: Sentence: 'Having seen early reports of Firefox not working in Vista , I was anxious to confirm this .', Argument/Subject 1: 'firefox', Argument/Subject 2: 'vista'
Example Output: work on

Example Input: Sentence: 'Just as the Second Psalm contains the great prophetic proclamation of Christ as God 's Son , so the first reference in all the Bible to anyone as God 's Son is found in the Second Book , as quoted above .', Argument/Subject 1: 'christ', Argument/Subject 2: 'god'
Example Output: be son of

Example Input: Sentence: '1 And the Lord spoke to Moses , saying : 2 Speak to Aaron and his sons , and to all the children of Israel , saying to them : This is the word , which the Lord hath commanded , saying : 3 Any man whosoever of the house of Israel , if he kill an ox , or a sheep , or a goat in the camp , or without the camp , If he kill , etc...', Argument/Subject 1: 'lord', Argument/Subject 2: 'mose'
Example Output:
speak to