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

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

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