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

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

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