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

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

*GRAMMAR*
tufa -> YELLOW 
 blicket -> PINK 
 lug -> RED 
 dax -> GREEN 
 u1 gazzer u2 -> [u2] [u1] 
 x1 zup -> [x1] [x1] 
 x1 wif x2 -> [x2] [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 