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

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

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