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

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

*GRAMMAR*
wif -> GREEN 
 blicket -> BLUE 
 kiki -> PINK 
 tufa -> RED 
 u1 gazzer u2 -> [u2] [u1] 
 x1 dax u1 -> [x1] [u1] 
 x1 fep x2 -> [x1] [x1] [x2] [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 