Complex sentence: Back in the present on Prime Earth, Owlman breaks up a meeting of mob families in Chicago, spilling acid on a man named "Eel", and tells Frank Bertinelli he will control the mob families under the direction of Owlman.
Split into simpler sentences: Back in the present on Prime Earth, Owlman breaks up a meeting of mob families in Chicago. He spills acid on a man named "Eel" and tells Frank Bertinelli he will control the mob families under the direction of Owlman.