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

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

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