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

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

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