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

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

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