The resignation came amid recent allegations by Massachusetts' attorney general that the Boston archdiocese engaged in "an elaborate scheme" to keep quiet the issue of child sexual abuse by priests.
The elaborate scheme had not yet been proven when the attorney general made this claim.
If they were allegations, the claim was not yet proven. This is a logical inference that the model missed.
( z1 prove :polarity - :ARG1 ( z2 scheme :mod ( z3 elaborate ) ) :time ( z4 yet ) :time ( z5 claim :ARG0 ( z6 person :ARG0-of ( z7 have-org-role :ARG2 ( z8 attorney :mod ( z9 general ) ) ) ) :ARG1 ( z10 this ) ) )