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

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

*GRAMMAR*
tufa -> PURPLE 
 lug -> RED 
 zup -> PINK 
 blicket -> BLUE 
 x1 dax x2 -> [x1] [x1] [x2] 
 x1 fep -> [x1] [x1] 
 x1 wif -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 