Here is a FizzBuzz program in the same Recognitive style, using patterns from the document: preamble, integer literals with i, property satisfaction, an evaluable entity, and an expert function.
The loop and conditional syntax below are reasonable extensions of the repeat { ... } and print(...) examples—the stub doc does not fully specify them yet.
%rn 0.1
%encoding utf-8
entity FizzBuzzLine: string {