source: [lemma=of] [lemma=all] [tag=DT] □
destination: [lemma=of] [lemma=all] [tag=DT] □ □
spec: He may still be shell-shocked , and not too proud to ask for help ( from a higher power , from a friend ) as he tries to make sense of all that 's happened to him . But at the third stage of insight knowledge you can more clearly realise these three characteristics of mental and physical processes . Seriously , I do n't know what to make of all that 's been happening to him . '' Such effects can be corrected by building in automatic control systems that , for example , turn on the vent fans when needed to ensure the continuous flow of fresh air .