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

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

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