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

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

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