*SUPPORT*
IN: wif OUT: GREEN
IN: wif blicket gazzer OUT: PURPLE GREEN
IN: kiki gazzer gazzer kiki OUT: BLUE PURPLE PURPLE BLUE
IN: gazzer blicket gazzer OUT: PURPLE PURPLE
IN: dax tufa OUT: PINK PINK
IN: dax blicket kiki fep OUT: BLUE PINK BLUE PINK BLUE PINK
IN: gazzer fep OUT: PURPLE PURPLE PURPLE
IN: kiki tufa OUT: BLUE BLUE
IN: dax blicket gazzer fep OUT: PURPLE PINK PURPLE PINK PURPLE PINK
IN: wif fep OUT: GREEN GREEN GREEN
IN: kiki blicket kiki fep OUT: BLUE BLUE BLUE BLUE BLUE BLUE
IN: gazzer wif blicket gazzer OUT: PURPLE PURPLE GREEN
IN: wif gazzer tufa OUT: GREEN PURPLE PURPLE
IN: kiki OUT: BLUE

*QUERY*
IN: kiki fep OUT: BLUE BLUE BLUE
IN: wif blicket kiki OUT: BLUE GREEN
IN: wif wif blicket wif OUT: GREEN GREEN GREEN
IN: kiki kiki tufa OUT: BLUE BLUE BLUE
IN: wif wif OUT: GREEN GREEN
IN: dax blicket dax fep OUT: PINK PINK PINK PINK PINK PINK
IN: gazzer tufa OUT: PURPLE PURPLE
IN: kiki kiki wif blicket kiki OUT: BLUE BLUE BLUE GREEN
IN: dax blicket kiki OUT: BLUE PINK
IN: kiki blicket gazzer OUT: PURPLE BLUE

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