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

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

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