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

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

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