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

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

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