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

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

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