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

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

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