Full Idea
If a single ball goes from being red to being white, Truthmaker implies that something exists which makes it true that the second thing follows the first.
Gist of Idea
If a ball changes from red to white, Truthmaker says some thing must make the change true
Source
Trenton Merricks (Truth and Ontology [2007], 3.V)
Book Reference
Merricks,Trenton: 'Truth and Ontology' [OUP 2007], p.66