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

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

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