name the military unit whose garrison is tripoli and command structure is supreme military command of the interior and islands ?
SELECT DISTINCT var_uri where brack_open var_uri dbo_garrison dbr_Tripoli,_Greece sep_dot var_uri dbo_commandStructure dbr_Supreme_Military_Command_of_the_Interior_and_Islands_ attr_open Greece attr_close sep_dot var_uri a dbo_MilitaryUnit brack_close