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

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

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