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

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

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