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

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

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