I have briefly parsed your sentence . I hope it'll be sufficient:
NP(pr)+ PV->( V+ PP+pr) + PP(N) ) + Reason Clause ->( NP(pr) +V
She thinks of them as scenes because they are
deter submod+adj+TOinfinite-clause + adv+submod+adj+to-infinite cl
much too frag to be stories and far too imme to be mem.
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