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

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

*GRAMMAR*
wif -> YELLOW 
 blicket -> GREEN 
 gazzer -> PURPLE 
 zup -> BLUE 
 u1 fep x1 -> [x1] [u1] 
 x1 lug x2 -> [x2] [x2] [x1] 
 u1 kiki x1 -> [u1] [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 