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

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

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