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

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

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