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

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

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