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

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

*GRAMMAR*
tufa -> BLUE 
 fep -> PURPLE 
 zup -> GREEN 
 dax -> YELLOW 
 x1 wif x2 -> [x2] [x1] [x1] 
 u1 lug u2 -> [u2] [u1] 
 x1 kiki -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 