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

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

*GRAMMAR*
gazzer -> PURPLE 
 kiki -> RED 
 fep -> GREEN 
 dax -> BLUE 
 x1 zup u1 -> [x1] [u1] 
 x1 blicket x2 -> [x1] [x2] [x1] [x1] [x1] [x1] 
 u1 wif u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 