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

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

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