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

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

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