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

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

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