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

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

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