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

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

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