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

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

*GRAMMAR*
gazzer -> RED 
 wif -> BLUE 
 lug -> YELLOW 
 fep -> PINK 
 x1 zup x2 -> [x2] [x1] 
 u1 tufa x1 -> [u1] [x1] 
 u1 kiki -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 