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

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

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