This is the foo document. The title looks like this: $[this.title?Untitled] This is the bar document. The title looks like this: $[this.title?Untitled] Title for foo: ''$[foo.title?Untitled]'' Foo's score: $[foo.score?50] Title for bar: ''$[bar.title?Untitled]'' Bar's score: $[bar.score?50] ${index}${foo}${bar}