[word=because] [tag=PRP] [word=had] [lemma=not] [lemma=□]
[word=because] [tag=PRP] [word=had] [lemma=not] [lemma=do]
[word=because] [tag=PRP] [word=had] [lemma=not] [lemma=not]
We had lost out in the past because we had not done so .