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

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

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