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

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

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