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

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

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