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

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

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