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

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

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