helped	he l (pre-final) p (final) t (post-final)
fifths	fI - (pre-final) f (final) θ (post-final 1) s (post-final 2)
twelfths	twe l (pre-final) f (final) θ (post-final 1) s (post-final 2)
sixths	stI – (pre-final) k (final) s (post-final 1) θ (post-final 2) s (post-final 3)