Constipation<br>Tim had problems with constipation. His doctor made him try a new medication. Tim took too much of it. He got diarrhea at work. Tim had to go home early and fix his meds.
Tom had problems with constipation.
( z1 have :ARG0 ( z2 person :name ( z3 name :op "Tom" ) ) :ARG1 ( z4 problem :topic ( z5 constipation ) ) )