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

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

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