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

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

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