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

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

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