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

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

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