Complex sentence: A planted bumblebee on her body reveals that the killer adheres to the symbols in the poem and that the mark of the syringe on her neck plants suspicion on Dr. Armstrong, who finds his syringe missing.
Split into simpler sentences: A planted bumblebee on her body reveals that the killer adheres to the symbols in the poem. The mark of the syringe on her neck plants suspicion on Dr. Armstrong, who finds his syringe missing.