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

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

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