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

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

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