[tag=PRP] [lemma=what] [tag=NNS] [tag=CC] [□=□]
[tag=PRP] [lemma=what] [tag=NNS] [tag=CC] [lemma=□]
[tag=PRP] [lemma=what] [tag=NNS] [tag=CC] [tag=□]
Most important , he and his associates talked to the people who use assistive devices , asking them what works and what does n't .