*SUPPORT*
IN: zup dax OUT: RED RED RED RED RED
IN: fep zup kiki OUT: BLUE RED RED
IN: fep fep kiki OUT: BLUE BLUE BLUE
IN: fep OUT: BLUE
IN: gazzer zup wif OUT: PURPLE RED RED
IN: fep kiki OUT: BLUE BLUE
IN: gazzer wif OUT: PURPLE PURPLE
IN: zup OUT: RED
IN: gazzer fep OUT: PURPLE BLUE
IN: zup gazzer tufa OUT: RED PURPLE GREEN
IN: tufa wif OUT: GREEN GREEN
IN: gazzer tufa kiki OUT: PURPLE GREEN GREEN
IN: tufa dax OUT: GREEN GREEN GREEN GREEN GREEN
IN: gazzer OUT: PURPLE

*QUERY*
IN: fep zup tufa wif OUT: BLUE RED GREEN GREEN
IN: zup kiki OUT: RED RED
IN: gazzer dax OUT: PURPLE PURPLE PURPLE PURPLE PURPLE
IN: tufa kiki OUT: GREEN GREEN
IN: gazzer kiki OUT: PURPLE PURPLE
IN: fep gazzer kiki OUT: BLUE PURPLE PURPLE
IN: zup wif OUT: RED RED
IN: zup gazzer kiki OUT: RED PURPLE PURPLE
IN: fep zup tufa kiki OUT: BLUE RED GREEN GREEN
IN: tufa tufa tufa kiki OUT: GREEN GREEN GREEN GREEN

*GRAMMAR*
gazzer -> PURPLE 
 zup -> RED 
 fep -> BLUE 
 tufa -> GREEN 
 u1 wif -> [u1] [u1] 
 u1 kiki -> [u1] [u1] 
 x1 dax -> [x1] [x1] [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 