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

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

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