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

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

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