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

*QUERY*
IN: wif wif lug kiki OUT: RED BLUE RED
IN: dax OUT: PURPLE
IN: kiki wif tufa gazzer OUT: BLUE RED PINK PINK PINK PINK
IN: kiki wif wif gazzer OUT: BLUE RED RED RED RED RED
IN: wif gazzer OUT: RED RED RED RED
IN: wif fep OUT: RED RED
IN: kiki fep OUT: BLUE BLUE
IN: kiki tufa fep OUT: BLUE PINK PINK
IN: tufa fep OUT: PINK PINK
IN: dax kiki lug wif OUT: PURPLE RED BLUE

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