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

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

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