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

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

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