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

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

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