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

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

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