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

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

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