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

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

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