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

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

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