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

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

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