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

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

*GRAMMAR*
dax -> PINK 
 zup -> PURPLE 
 fep -> YELLOW 
 kiki -> GREEN 
 x1 lug x2 -> [x1] [x2] 
 x1 blicket u1 -> [u1] [x1] 
 x1 tufa x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 