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

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

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