*SUPPORT*
IN: tufa kiki tufa OUT: GREEN GREEN
IN: fep zup OUT: BLUE BLUE BLUE BLUE BLUE
IN: gazzer kiki gazzer OUT: RED RED
IN: fep wif OUT: BLUE BLUE
IN: lug kiki gazzer OUT: PURPLE RED
IN: fep tufa wif OUT: BLUE GREEN GREEN
IN: lug gazzer kiki tufa OUT: PURPLE RED GREEN
IN: lug kiki fep OUT: PURPLE BLUE
IN: gazzer wif OUT: RED RED
IN: gazzer kiki tufa OUT: RED GREEN
IN: fep kiki tufa OUT: BLUE GREEN
IN: tufa kiki lug OUT: GREEN PURPLE
IN: lug wif OUT: PURPLE PURPLE
IN: gazzer kiki lug OUT: RED PURPLE

*QUERY*
IN: lug kiki tufa OUT: PURPLE GREEN
IN: gazzer zup OUT: RED RED RED RED RED
IN: fep kiki gazzer OUT: BLUE RED
IN: gazzer OUT: RED
IN: tufa wif OUT: GREEN GREEN
IN: tufa zup OUT: GREEN GREEN GREEN GREEN GREEN
IN: gazzer gazzer OUT: RED RED
IN: fep OUT: BLUE
IN: tufa OUT: GREEN
IN: lug OUT: PURPLE

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