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

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

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