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

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

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