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

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

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