Original sentence: According to this view Clopas fathered James and the later siblings but not Jesus, who whilst legally adopted by Joseph, is presumed to be the product of an earlier pre-marital coupling, possibly with Panthera
Edited sentence: According to this view Clopas fathered James and the later siblings but not Jesus, who whilst legally adopted by Joseph, is presumed to be the product of an earlier pre-marital coupling, possibly with Pantera