Cutthroat Stream<br>Norm loved to hike in the mountains and fish. A friend told Norm that there were cutthroat trout in a remote stream. Norm made the difficult hike to the stream. There were indeed cutthroat trout there. Norm had a great day fishing.
Norm didn't catch any fish.
The context merely stated that Norm went fishing. It did not include the number of fish that Norm caught.
( z1 catch :polarity - :ARG0 ( z2 person :name ( z3 name :op "Norm" ) ) :ARG1 ( z4 fish :mod ( z5 any ) ) )