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

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

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