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

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

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