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

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

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