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

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

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