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

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

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