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

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

*GRAMMAR*
dax -> PURPLE 
 kiki -> RED 
 wif -> GREEN 
 zup -> BLUE 
 u1 tufa u2 -> [u1] [u2] 
 x1 blicket -> [x1] [x1] [x1] [x1] 
 x1 gazzer u1 -> [x1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 