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

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

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