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

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

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