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

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

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