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% Any copyright is dedicated to the Public Domain.
% http://creativecommons.org/publicdomain/zero/1.0/

:- module github_50.submodule.

:- interface.

:- instance intersect_typeclass(rectangle).

:- implementation.

:- instance intersect_typeclass(rectangle) where [
    (intersects(R1, R2) :- rectangles_intersect(R1, R2))
].