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

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

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