*SUPPORT*
IN: kiki wif OUT: PURPLE GREEN
IN: kiki OUT: PURPLE
IN: fep zup wif OUT: GREEN BLUE
IN: fep lug OUT: BLUE BLUE BLUE BLUE BLUE BLUE
IN: wif zup fep OUT: BLUE GREEN
IN: blicket gazzer OUT: YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW
IN: fep zup blicket OUT: YELLOW BLUE
IN: blicket zup wif OUT: GREEN YELLOW
IN: blicket OUT: YELLOW
IN: fep fep OUT: BLUE BLUE
IN: fep zup fep OUT: BLUE BLUE
IN: kiki gazzer OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: wif gazzer OUT: GREEN GREEN GREEN GREEN GREEN GREEN
IN: fep zup kiki OUT: PURPLE BLUE

*QUERY*
IN: kiki zup wif OUT: GREEN PURPLE
IN: fep OUT: BLUE
IN: kiki zup blicket OUT: YELLOW PURPLE
IN: blicket kiki kiki OUT: YELLOW PURPLE PURPLE
IN: blicket zup fep OUT: BLUE YELLOW
IN: blicket blicket zup wif OUT: YELLOW GREEN YELLOW
IN: wif lug OUT: GREEN GREEN GREEN GREEN GREEN GREEN
IN: wif zup blicket OUT: YELLOW GREEN
IN: wif OUT: GREEN
IN: blicket zup blicket OUT: YELLOW YELLOW

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