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

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

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