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

*QUERY*
IN: wif OUT: PINK
IN: lug zup OUT: RED RED
IN: wif tufa kiki fep OUT: PINK BLUE PINK BLUE PINK BLUE
IN: lug OUT: RED
IN: gazzer OUT: YELLOW
IN: kiki OUT: BLUE
IN: gazzer lug OUT: YELLOW RED
IN: wif tufa wif OUT: PINK PINK
IN: wif tufa gazzer OUT: PINK YELLOW
IN: kiki lug gazzer lug zup OUT: BLUE RED YELLOW RED RED

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