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

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

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