11.  Both areas contain key supply routes and energy reserves.

12.  Both areas contain key supply routes and energy resources.

13.  Bosnian Serbs want to keep control of Posavina and its key supply corridor that links Serb-held lands in Bosnia and Serbia proper.

14.  Bosnian Serb military sources claimed Tuesday government troops had failed in their attempt to take a key supply road south of Sarajevo.

15.  But they first demanded that government forces abandon positions on Igman that allow them to fire on a key Serb supply route south of the capital.

16.  But they first demanded that government forces abandon positions on Igman that allow them to fire on a key Serb supply route south of the Bosnian capital.

17.  Control of those cities would give the opposition key supply lines for arms from Tajikistan and Uzbekistan.

18.  Control of those cities would give the opposition key supply lines for arms from the neighboring former Soviet republics of Tajikistan and Uzbekistan.

19.  Control of these three peaks is crucial for India because they overlook a key military supply route.

20.  Croat soldiers swept north along the Bosnian border Friday, cut a key Serb supply route and marched jubilantly through the town that controls the road.