How to catch a moth<br>Learn about moth behavior. Acquaint yourself with moth behavior before you begin catching the insects. This may help you more effectively catch a moth or moths.
You can only catch a single moth, not more than one. 
It talked about catching moths which would be more than one, so you can catch more than one. 
( z0 contrast :ARG1 ( z1 possible :ARG1 ( z2 catch :ARG0 ( z3 you ) :ARG1 ( z4 moth :ARG1-of ( z5 single ) ) :mod ( z6 only ) ) ) :ARG2 ( z7 more-than :op ( z8 moth :quant 1 ) :polarity - ) )
(z0 / contrast-01
    :ARG1 (z1 / possible-01
              :ARG1 (z2 / catch-01
                        :ARG0 (z3 / you)
                        :ARG1 (z4 / moth
                                  :ARG1-of (z5 / single-02))
                        :mod (z6 / only)))
    :ARG2 (z7 / more-than
              :op1 (z8 / moth
                       :quant 1)
              :polarity -))
You can only catch a single moth , not more than one .
z2 :mod z6
z1 :ARG1 z2
z2 :ARG0 z3
z4 :ARG1-of z5
z2 :ARG1 z4
z0 :ARG1 z1
z7 :polarity 0
z0 :ARG2 z7
z7 :op1 z8
z8 :quant 1