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

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

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