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

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

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