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

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

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