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

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

*GRAMMAR*
tufa -> PINK 
 blicket -> YELLOW 
 fep -> BLUE 
 lug -> RED 
 u1 wif u2 -> [u1] [u2] 
 u1 zup x1 -> [x1] [u1] 
 x1 gazzer x2 -> [x2] [x1] [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 