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

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

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