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

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

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