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

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

*GRAMMAR*
kiki -> GREEN 
 tufa -> PINK 
 fep -> PURPLE 
 wif -> BLUE 
 x1 zup x2 -> [x1] [x2] 
 x1 blicket x2 -> [x1] [x2] 
 u1 gazzer x1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 