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

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

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