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

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

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