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

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

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