How to dispute a debit charge<br>Identify the charge. Look at your atm statement or debit card receipts. See if you can identify each withdrawal or purchase billed to your debit card.
It is not impossible to dispute a debit charge. 
The point of the whole passage is how to dispute a debit charge. Therefore my statement saying it is NOT IMPOSSIBLE (double negative) to dispute it has to be correct. 
( z0 possible :ARG1 ( z1 dispute :ARG1 ( z2 charge :ARG3 ( z3 debit ) ) ) :polarity - )
(z0 / possible-01
    :ARG1 (z1 / dispute-01
              :ARG1 (z2 / charge-01
                        :ARG3 (z3 / debit)))
    :polarity -)
It is not impossible to dispute a debit charge .
z0 :polarity 0
z0 :ARG1 z1
z2 :ARG3 z3
z1 :ARG1 z2