The town is effectively divided into north and south parts by the railway line.
The area was effectively divided at the Dnieper from 1660.
This mountain range effectively divides the weather patterns in the state.
The Web browser market is effectively divided into two camps.
The Senate is effectively divided 51-49 in favor of Republicans.
The results effectively divided the city into East and West versions of its former self.
This effectively divided the people from their church, with the latter falling into disuse.
Flowing from north to south the river effectively divides the town into two parts on the east and west sides of the valley respectively.
The parties of the conference effectively divided among them the air mail routes, resulting in a Senate investigation.
Half a dozen men lay behind an overturned banqueting table which effectively divided the room in two.