*SUPPORT*
IN: zup dax OUT: GREEN RED
IN: blicket dax lug tufa fep OUT: PURPLE RED YELLOW RED PURPLE RED YELLOW RED
IN: tufa lug dax OUT: YELLOW RED YELLOW
IN: tufa lug tufa fep OUT: YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW
IN: dax tufa lug blicket OUT: RED YELLOW PURPLE YELLOW
IN: dax gazzer dax fep OUT: RED RED RED RED
IN: dax gazzer dax OUT: RED RED
IN: tufa OUT: YELLOW
IN: tufa tufa tufa lug blicket OUT: YELLOW YELLOW YELLOW PURPLE YELLOW
IN: blicket dax OUT: PURPLE RED
IN: dax OUT: RED
IN: blicket gazzer tufa OUT: PURPLE YELLOW
IN: tufa dax gazzer zup OUT: YELLOW RED GREEN
IN: zup gazzer tufa OUT: GREEN YELLOW

*QUERY*
IN: blicket OUT: PURPLE
IN: zup gazzer tufa fep OUT: GREEN YELLOW GREEN YELLOW
IN: tufa tufa fep OUT: YELLOW YELLOW YELLOW YELLOW
IN: blicket lug blicket OUT: PURPLE PURPLE PURPLE
IN: dax lug dax fep OUT: RED RED RED RED RED RED
IN: blicket lug tufa OUT: PURPLE YELLOW PURPLE
IN: blicket gazzer dax OUT: PURPLE RED
IN: dax zup gazzer blicket fep OUT: RED GREEN PURPLE RED GREEN PURPLE
IN: tufa lug tufa OUT: YELLOW YELLOW YELLOW
IN: zup OUT: GREEN

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