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

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

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