lutlhob <naDevvo' vaS'a'Daq majaHlaH'a'?>
They ask him, "Can we get to the Great Hall from here?" PK

Apparently, this sentence and subsequent translation, must come way
before the details which concern the use of verbs of movement were
clarified.

Correct: Power Klingon came before the Okrand interview that explained verbs of motion.

One need not apply the rule too strictly, however. If there is the occasional contradiction, especially one that came before the rule was given to us, we can overlook it as a mere exception, or even an error.

It is one thing to say that klingon does not tolerate redundancy, so
we should omit useless words, prefixes or suffixes ;

As a matter of fact, Klingon does tolerate redundancy, more than English in some cases. However, the immortal advice of William Strunk still applies: omit needless words.

-- 
SuStel
http://trimboli.name