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

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

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