Trained volunteers are collecting baseline data on water quality, and testing for selected suspected contaminants of the coral reef.
The volunteers are testing near a coral reef, but are not testing anything related to the coral reef itself
( z1 contrast :ARG1 ( z2 test :ARG0 ( z3 person :ARG0-of ( z4 volunteer ) ) :ARG1 ( z5 near :ARG1 z3 :ARG2 ( z6 reef :mod ( z7 coral ) ) ) ) :ARG2 ( z8 test :polarity - :ARG0 z3 :ARG1 ( z9 anything :ARG1-of ( z10 relate :ARG2 z6 ) ) ) )