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

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

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