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

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

*GRAMMAR*
tufa -> RED 
 blicket -> YELLOW 
 fep -> PINK 
 dax -> GREEN 
 u1 gazzer x1 -> [u1] [x1] [x1] 
 x1 zup x2 -> [x2] [x1] [x2] 
 u1 kiki u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 