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

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

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