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

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

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