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

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

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