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

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

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