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

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

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