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

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

*GRAMMAR*
fep -> PURPLE 
 zup -> GREEN 
 wif -> YELLOW 
 kiki -> BLUE 
 x1 blicket -> [x1] [x1] 
 x1 tufa -> [x1] [x1] [x1] 
 x1 gazzer x2 -> [x2] [x2] [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 