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

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

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