The Salang highway , Afghanistan 's main route to Central Asia , has been controlled by Dostum since he began fighting President Burhanuddin Rabbani 's government in Kabul in January 1994 in alliance with Hezb-i-Islami party leader Gulbuddin Hekmatyar , then prime minister but rival to the president .
<response> The <location>Salang</location> highway , <location>Afghanistan</location> 's main route to <location>Central Asia</location> , has been controlled by <person>Dostum</person> since he began fighting President <person>Burhanuddin Rabbani</person> 's government in <location>Kabul</location> in January 1994 in alliance with <organization>Hezb-i-Islami</organization> party leader <person>Gulbuddin Hekmatyar</person> , then prime minister but rival to the president . </response>