"The prosecution must prove (1) to the criminal standard that the defendant ill treated or wilfully neglected a person in his care, and (2) that on a balance of probability that person was a person who at the material time lacked capacity."
"For the purposes of this Part, a person consents if he agrees by choice, and has the freedom and capacity to make that choice."
"... he lacks the capacity to choose …. (whether because he lacks sufficient understanding of the nature or reasonably foreseeable consequences of what is being done, or for any other reason)..."