11.   The dividing line between health and gastronomy was finely drawn.

12.   The dividing line between luxuries and necessities is constantly changing.

13.   The dividing line on approval of FoxTrax appears clear.

14.   There is no dividing line between the pagoda and life outside.

15.   We were on the dividing line between the inshore waters and the Kuroshio.

16.   What physical processes might explain the dividing line?

17.   Where is the dividing line between normal use and addiction?

18.   ...people on both sides of the dividing line between Israel and the occupied territories.

19.   There is a thin dividing line between educating the public and creating a predisposition to panic.

20.   The real dividing line between continents and oceans occurs at the foot a steeper slope.