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

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

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