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

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

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