*SUPPORT*
IN: kiki blicket tufa fep lug fep OUT: YELLOW YELLOW PURPLE PURPLE
IN: zup blicket lug kiki OUT: PURPLE RED RED
IN: zup lug kiki lug zup OUT: RED PURPLE RED
IN: wif blicket tufa fep blicket lug fep OUT: YELLOW YELLOW YELLOW GREEN GREEN
IN: fep kiki blicket OUT: YELLOW PURPLE PURPLE
IN: wif wif OUT: GREEN GREEN
IN: zup fep blicket OUT: RED YELLOW YELLOW
IN: kiki blicket OUT: PURPLE PURPLE
IN: wif blicket OUT: GREEN GREEN
IN: kiki kiki zup blicket OUT: PURPLE PURPLE RED RED
IN: wif kiki blicket OUT: GREEN PURPLE PURPLE
IN: kiki fep fep OUT: PURPLE YELLOW YELLOW
IN: kiki blicket lug kiki OUT: PURPLE PURPLE PURPLE
IN: zup tufa fep blicket OUT: YELLOW YELLOW RED

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

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