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

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

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