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

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

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