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

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

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