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

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

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