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

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

*GRAMMAR*
zup -> YELLOW 
 gazzer -> GREEN 
 tufa -> BLUE 
 kiki -> PINK 
 x1 fep x2 -> [x1] [x1] [x2] 
 u1 blicket u2 -> [u1] [u1] [u2] 
 x1 wif u1 -> [u1] [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 