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

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

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