*SUPPORT*
IN: kiki OUT: PINK
IN: wif tufa gazzer wif OUT: RED YELLOW RED RED
IN: kiki lug gazzer kiki OUT: PINK GREEN PINK PINK
IN: wif wif gazzer kiki OUT: RED RED PINK PINK
IN: kiki fep OUT: PINK PINK PINK PINK PINK
IN: wif lug OUT: RED GREEN
IN: wif gazzer tufa OUT: RED YELLOW YELLOW
IN: lug wif dax OUT: GREEN RED RED
IN: lug dax OUT: GREEN GREEN
IN: wif lug dax OUT: RED GREEN GREEN
IN: wif gazzer kiki OUT: RED PINK PINK
IN: tufa dax OUT: YELLOW YELLOW
IN: lug OUT: GREEN
IN: wif lug kiki dax OUT: RED GREEN PINK PINK

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

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