Here are some suggestive fly facts. Born to Dutch parents, tenOever grew up in rural Ontario. In terms of diversity and sheer numbers, Mr. Balcombe writes, the flys success takes on celestial proportion. Some researchers estimate that there are 17 quadrillion flies on the planet. Because its life or death all the time. Such winged insects as these had no need of mates or parentage, the philosophers theorized, since they did not reproduce.
There may be thousands of flies on the planet, but they have never had mates or parents.
( z0 contrast :ARG1 ( z1 possible :ARG1 ( z2 be-located-at :ARG1 ( z3 fly :quant ( z4 multiple :op 1000 ) ) :ARG2 ( z5 planet ) ) ) :ARG2 ( z6 have :ARG0 z3 :ARG1 ( z7 or :op ( z8 person :ARG0-of ( z9 have-rel-role :ARG1 z3 :ARG2 ( z10 mate ) ) ) :op ( z11 person :ARG0-of ( z12 have-rel-role :ARG1 z3 :ARG2 ( z13 parent ) ) ) ) :polarity - :time ( z14 ever ) ) )
(z0 / contrast-01
    :ARG1 (z1 / possible-01
              :ARG1 (z2 / be-located-at-91
                        :ARG1 (z3 / fly-01
                                  :quant (z4 / multiple
                                             :op1 1000))
                        :ARG2 (z5 / planet)))
    :ARG2 (z6 / have-03
              :ARG0 z3
              :ARG1 (z7 / or
                        :op1 (z8 / person
                                 :ARG0-of (z9 / have-rel-role-91
                                              :ARG1 z3
                                              :ARG2 (z10 / mate)))
                        :op2 (z11 / person
                                  :ARG0-of (z12 / have-rel-role-91
                                                :ARG1 z3
                                                :ARG2 (z13 / parent))))
              :polarity -
              :time (z14 / ever)))
There may be thousands of flies on the planet , but they have never had mates or parents .
z4 :op1 1
z3 :quant z4
z2 :ARG1 z3
z1 :ARG1 z2
z2 :ARG2 z5
z0 :ARG1 z1
z6 :polarity 0
z6 :time z14
z0 :ARG2 z6
z6 :ARG0 z3
z8 :ARG0-of z9
z9 :ARG1 z3
z9 :ARG2 z10
z7 :op1 z8
z6 :ARG1 z7
z7 :op2 z11
z11 :ARG0-of z12
z12 :ARG1 z3
z12 :ARG2 z13