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

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

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