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

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

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