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

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

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