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

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

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