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

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

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