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

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

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