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

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

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