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

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

*GRAMMAR*
gazzer -> BLUE 
 zup -> GREEN 
 fep -> RED 
 wif -> PURPLE 
 x1 kiki x2 -> [x1] [x2] 
 u1 tufa -> [u1] [u1] [u1] [u1] 
 x1 lug -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 