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

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

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