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

*QUERY*
IN: fep gazzer kiki OUT: PURPLE RED RED RED RED
IN: dax blicket gazzer OUT: RED YELLOW
IN: fep blicket wif OUT: GREEN PURPLE
IN: wif blicket wif OUT: GREEN GREEN
IN: fep blicket gazzer OUT: RED PURPLE
IN: dax blicket dax OUT: YELLOW YELLOW
IN: fep kiki OUT: PURPLE PURPLE PURPLE PURPLE
IN: wif OUT: GREEN
IN: wif kiki OUT: GREEN GREEN GREEN GREEN
IN: gazzer blicket gazzer OUT: RED RED

*GRAMMAR*
dax -> YELLOW 
 fep -> PURPLE 
 wif -> GREEN 
 gazzer -> RED 
 u1 kiki -> [u1] [u1] [u1] [u1] 
 u1 blicket u2 -> [u2] [u1] 
 x1 zup -> [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 