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

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

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