Complex sentence: On October 20,2009, it was announced that the Holy See would create personal ordinariates for Anglicans entering the Catholic Church, a formular inspired by existing military ordinariates, in ways that are comparable to the current Opus Dei personal prelature.
Split into simpler sentences: On October 20,2009, it was announced that the Holy See would create personal ordinariates for Anglicans entering the Catholic Church. These new structures would presumably be inspired by existing military ordinariates, in ways that are comparable to the current Opus Dei personal prelature.