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

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

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