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

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

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