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

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

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