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

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

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