*SUPPORT*
IN: dax OUT: PINK
IN: wif wif gazzer wif OUT: RED RED RED
IN: kiki gazzer blicket zup wif OUT: GREEN YELLOW RED GREEN YELLOW GREEN YELLOW
IN: dax zup blicket OUT: PINK YELLOW PINK PINK
IN: blicket zup blicket OUT: YELLOW YELLOW YELLOW YELLOW
IN: wif OUT: RED
IN: dax gazzer wif gazzer dax OUT: PINK RED PINK
IN: wif fep OUT: RED RED RED
IN: kiki wif OUT: GREEN RED
IN: kiki OUT: GREEN
IN: blicket gazzer kiki OUT: YELLOW GREEN
IN: kiki blicket OUT: GREEN YELLOW
IN: kiki zup dax OUT: GREEN PINK GREEN GREEN
IN: kiki gazzer kiki gazzer blicket fep OUT: GREEN GREEN YELLOW YELLOW YELLOW

*QUERY*
IN: blicket OUT: YELLOW
IN: blicket gazzer dax OUT: YELLOW PINK
IN: wif gazzer dax dax kiki wif OUT: RED PINK PINK GREEN RED
IN: blicket gazzer kiki blicket OUT: YELLOW GREEN YELLOW
IN: kiki gazzer wif gazzer dax OUT: GREEN RED PINK
IN: blicket gazzer blicket fep OUT: YELLOW YELLOW YELLOW YELLOW
IN: wif kiki OUT: RED GREEN
IN: wif gazzer blicket OUT: RED YELLOW
IN: wif gazzer kiki fep OUT: RED GREEN GREEN GREEN
IN: wif gazzer wif dax OUT: RED RED PINK

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