*SUPPORT*
IN: wif fep OUT: YELLOW RED
IN: wif kiki blicket OUT: YELLOW BLUE YELLOW BLUE
IN: gazzer wif tufa blicket OUT: PINK YELLOW YELLOW PINK YELLOW YELLOW
IN: wif kiki OUT: YELLOW BLUE
IN: gazzer blicket OUT: PINK PINK
IN: wif tufa OUT: YELLOW YELLOW
IN: kiki fep tufa blicket OUT: BLUE RED RED BLUE RED RED
IN: kiki tufa blicket OUT: BLUE BLUE BLUE BLUE
IN: gazzer tufa OUT: PINK PINK
IN: fep fep tufa OUT: RED RED RED
IN: kiki tufa OUT: BLUE BLUE
IN: gazzer fep wif OUT: PINK RED YELLOW
IN: fep tufa blicket OUT: RED RED RED RED
IN: gazzer zup gazzer blicket OUT: PINK PINK PINK PINK PINK PINK

*QUERY*
IN: fep OUT: RED
IN: wif tufa blicket OUT: YELLOW YELLOW YELLOW YELLOW
IN: wif gazzer tufa OUT: YELLOW PINK PINK
IN: gazzer tufa zup gazzer tufa OUT: PINK PINK PINK PINK PINK PINK PINK PINK
IN: kiki OUT: BLUE
IN: wif OUT: YELLOW
IN: gazzer tufa blicket OUT: PINK PINK PINK PINK
IN: wif tufa blicket blicket OUT: YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW
IN: fep tufa OUT: RED RED
IN: gazzer OUT: PINK

*GRAMMAR*
gazzer -> PINK 
 kiki -> BLUE 
 wif -> YELLOW 
 fep -> RED 
 u1 tufa -> [u1] [u1] 
 x1 zup x2 -> [x1] [x2] [x1] [x2] 
 x1 blicket -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 