const a8 = f<number><number>;  // Relational operator error
const b1 = f?.<number>;  // Error, `(` expected
f<T> << f<T>;
f<T> = g<K>;
f<T> >> f<T>;
f<T> >= f<T>;
f<T> < f<T>;
f<T> > f<T>;
f<T> import<1>;
f<T> yield;
f<T> ++;
f<T> --;
f<T> /= 1;
f<T> <= f<T>;
f <T>
[];
f<T>
as {};
f<T>
satisfies {};
class C5 {
    protected specialFoo = f<string> #bar = 123
}
for (const a = b.test<string> in []) {}