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

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

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