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

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

*GRAMMAR*
tufa -> GREEN 
 fep -> PINK 
 gazzer -> BLUE 
 kiki -> RED 
 x1 blicket x2 -> [x1] [x2] 
 u1 zup -> [u1] [u1] 
 u1 wif u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 