/// Conceptually, we'd like to sink these predicates all the way to the last
/// matcher predicate in the series. However, it turns out that some
/// ComplexPatterns have side effects on the graph, so we really don't want to
-/// run a the complex pattern if the pattern predicate will fail. For this
+/// run a complex pattern if the pattern predicate will fail. For this
/// reason, we refuse to sink the pattern predicate past a ComplexPattern.
///
static void SinkPatternPredicates(std::unique_ptr<Matcher> &MatcherPtr) {