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

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

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