*SUPPORT*
IN: kiki wif zup OUT: YELLOW PURPLE
IN: dax tufa OUT: PINK PINK
IN: zup wif dax OUT: PINK YELLOW
IN: dax wif kiki OUT: PURPLE PINK
IN: gazzer OUT: RED
IN: gazzer tufa OUT: RED RED
IN: kiki OUT: PURPLE
IN: kiki wif kiki OUT: PURPLE PURPLE
IN: kiki wif dax OUT: PINK PURPLE
IN: kiki tufa OUT: PURPLE PURPLE
IN: gazzer zup tufa OUT: RED YELLOW YELLOW
IN: dax wif zup OUT: YELLOW PINK
IN: zup fep OUT: YELLOW YELLOW
IN: kiki fep OUT: PURPLE PURPLE

*QUERY*
IN: zup OUT: YELLOW
IN: zup wif zup OUT: YELLOW YELLOW
IN: dax wif gazzer OUT: RED PINK
IN: dax wif dax OUT: PINK PINK
IN: dax OUT: PINK
IN: gazzer kiki wif gazzer OUT: RED RED PURPLE
IN: kiki zup fep OUT: PURPLE YELLOW YELLOW
IN: zup zup dax OUT: YELLOW YELLOW PINK
IN: gazzer fep OUT: RED RED
IN: gazzer wif zup OUT: YELLOW RED

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