*SUPPORT*
IN: tufa wif OUT: RED RED
IN: tufa gazzer kiki OUT: RED GREEN GREEN
IN: gazzer gazzer zup tufa fep OUT: GREEN GREEN PURPLE RED RED
IN: tufa fep OUT: RED RED
IN: dax kiki wif OUT: YELLOW YELLOW YELLOW YELLOW
IN: dax fep OUT: YELLOW YELLOW
IN: dax dax kiki OUT: YELLOW YELLOW YELLOW
IN: tufa zup fep wif OUT: RED PURPLE PURPLE RED PURPLE PURPLE
IN: zup fep wif OUT: PURPLE PURPLE PURPLE PURPLE
IN: tufa fep wif OUT: RED RED RED RED
IN: dax kiki OUT: YELLOW YELLOW
IN: tufa kiki OUT: RED RED
IN: gazzer fep OUT: GREEN GREEN
IN: tufa OUT: RED

*QUERY*
IN: gazzer OUT: GREEN
IN: zup wif OUT: PURPLE PURPLE
IN: zup OUT: PURPLE
IN: gazzer kiki OUT: GREEN GREEN
IN: tufa dax zup dax fep OUT: RED YELLOW PURPLE YELLOW YELLOW
IN: zup kiki OUT: PURPLE PURPLE
IN: gazzer fep wif OUT: GREEN GREEN GREEN GREEN
IN: dax zup OUT: YELLOW PURPLE
IN: gazzer wif OUT: GREEN GREEN
IN: tufa zup fep OUT: RED PURPLE PURPLE

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