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

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

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