*SUPPORT*
IN: blicket zup blicket OUT: RED RED
IN: blicket OUT: RED
IN: lug fep dax kiki OUT: YELLOW PURPLE PURPLE PURPLE
IN: blicket zup lug OUT: YELLOW RED
IN: tufa OUT: GREEN
IN: dax zup dax OUT: PURPLE PURPLE
IN: blicket dax kiki OUT: RED PURPLE PURPLE PURPLE
IN: lug zup dax OUT: PURPLE YELLOW
IN: blicket kiki OUT: RED RED RED
IN: blicket tufa OUT: RED GREEN
IN: lug blicket OUT: YELLOW RED
IN: dax OUT: PURPLE
IN: dax zup blicket OUT: RED PURPLE
IN: dax dax blicket fep blicket OUT: PURPLE PURPLE RED RED

*QUERY*
IN: dax zup lug OUT: YELLOW PURPLE
IN: lug fep blicket kiki OUT: YELLOW RED RED RED
IN: dax fep lug kiki OUT: PURPLE YELLOW YELLOW YELLOW
IN: tufa tufa OUT: GREEN GREEN
IN: lug zup tufa OUT: GREEN YELLOW
IN: tufa kiki OUT: GREEN GREEN GREEN
IN: lug fep dax fep tufa fep dax OUT: YELLOW PURPLE GREEN PURPLE
IN: lug OUT: YELLOW
IN: lug kiki OUT: YELLOW YELLOW YELLOW
IN: dax kiki OUT: PURPLE PURPLE PURPLE

*GRAMMAR*
blicket -> RED 
 tufa -> GREEN 
 dax -> PURPLE 
 lug -> YELLOW 
 u1 fep x1 -> [u1] [x1] 
 u1 kiki -> [u1] [u1] [u1] 
 u1 zup u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 