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

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

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