*SUPPORT*
IN: zup tufa blicket gazzer OUT: PURPLE PINK GREEN
IN: zup blicket fep OUT: PURPLE YELLOW
IN: gazzer kiki OUT: GREEN GREEN GREEN GREEN GREEN
IN: zup fep OUT: PURPLE YELLOW
IN: gazzer blicket tufa OUT: GREEN PINK
IN: tufa tufa OUT: PINK PINK
IN: gazzer blicket zup OUT: GREEN PURPLE
IN: tufa OUT: PINK
IN: fep OUT: YELLOW
IN: fep blicket tufa OUT: YELLOW PINK
IN: fep gazzer blicket fep OUT: YELLOW GREEN YELLOW
IN: tufa gazzer OUT: PINK GREEN
IN: gazzer blicket gazzer OUT: GREEN GREEN
IN: gazzer OUT: GREEN

*QUERY*
IN: fep blicket fep OUT: YELLOW YELLOW
IN: fep dax OUT: YELLOW YELLOW YELLOW
IN: tufa dax OUT: PINK PINK PINK
IN: fep kiki OUT: YELLOW YELLOW YELLOW YELLOW YELLOW
IN: tufa blicket tufa OUT: PINK PINK
IN: gazzer blicket fep OUT: GREEN YELLOW
IN: tufa blicket zup OUT: PINK PURPLE
IN: zup OUT: PURPLE
IN: tufa fep blicket gazzer OUT: PINK YELLOW GREEN
IN: zup blicket gazzer OUT: PURPLE GREEN

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