Full Idea
We might say that the truthmakers for 'six is greater than five' are six and five themselves. On this view, truthmakers for one class of relational truths are non-relational features of the world.
Gist of Idea
In the case of 5 and 6, their relational truthmaker is just the numbers
Source
John Heil (Relations [2009], 'Founding')
A Reaction
That seems to be a good way of expressing the existence of an internal relation.
Book Reference
'Routledge Companion to Metaphysics', ed/tr. Le Poidevin/Simons etc [Routledge 2012], p.316
Related Idea
Idea 21351 Truthmaking is a clear example of an internal relation [Heil]