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

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

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