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

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

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