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

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

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