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

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

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