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

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

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