*SUPPORT*
IN: kiki kiki dax fep OUT: PURPLE GREEN PURPLE
IN: kiki kiki OUT: PURPLE PURPLE
IN: fep OUT: GREEN
IN: fep dax wif OUT: YELLOW GREEN
IN: kiki dax wif gazzer kiki OUT: PURPLE YELLOW PURPLE PURPLE PURPLE
IN: kiki blicket dax fep lug wif OUT: PURPLE GREEN PINK YELLOW
IN: fep dax kiki OUT: PURPLE GREEN
IN: blicket OUT: PINK
IN: wif gazzer fep OUT: GREEN YELLOW GREEN GREEN
IN: wif gazzer fep lug blicket gazzer fep OUT: GREEN YELLOW GREEN GREEN GREEN PINK GREEN GREEN
IN: wif lug kiki dax fep OUT: YELLOW GREEN PURPLE
IN: wif dax wif OUT: YELLOW YELLOW
IN: kiki OUT: PURPLE
IN: fep dax fep OUT: GREEN GREEN

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

*GRAMMAR*
fep -> GREEN 
 wif -> YELLOW 
 kiki -> PURPLE 
 blicket -> PINK 
 x1 lug x2 -> [x1] [x2] 
 u1 dax u2 -> [u2] [u1] 
 x1 gazzer u1 -> [u1] [x1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 