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

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

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