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

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

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