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

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

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