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

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

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