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

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

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