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

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

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