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

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

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