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

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

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