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

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

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