*SUPPORT*
IN: dax fep kiki OUT: PURPLE RED RED
IN: wif lug OUT: GREEN GREEN
IN: blicket OUT: BLUE
IN: wif tufa fep dax OUT: RED GREEN GREEN GREEN GREEN GREEN GREEN
IN: dax tufa OUT: RED RED RED
IN: dax tufa fep wif OUT: GREEN RED RED RED RED RED RED
IN: wif fep dax OUT: RED GREEN GREEN
IN: kiki dax tufa OUT: PURPLE RED RED RED
IN: dax wif kiki tufa OUT: RED GREEN PURPLE PURPLE PURPLE
IN: blicket tufa OUT: BLUE BLUE BLUE
IN: kiki kiki lug fep wif OUT: GREEN PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: blicket lug OUT: BLUE BLUE
IN: blicket kiki lug OUT: BLUE PURPLE PURPLE
IN: kiki kiki lug OUT: PURPLE PURPLE PURPLE

*QUERY*
IN: kiki dax dax fep wif OUT: GREEN PURPLE RED RED PURPLE RED RED
IN: kiki lug OUT: PURPLE PURPLE
IN: wif tufa OUT: GREEN GREEN GREEN
IN: wif OUT: GREEN
IN: kiki fep wif OUT: GREEN PURPLE PURPLE
IN: dax OUT: RED
IN: blicket dax kiki OUT: BLUE RED PURPLE
IN: kiki tufa OUT: PURPLE PURPLE PURPLE
IN: kiki OUT: PURPLE
IN: dax wif tufa OUT: RED GREEN GREEN GREEN

*GRAMMAR*
wif -> GREEN 
 blicket -> BLUE 
 dax -> RED 
 kiki -> PURPLE 
 u1 lug -> [u1] [u1] 
 u1 tufa -> [u1] [u1] [u1] 
 x1 fep u1 -> [u1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 