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

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

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