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

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

*GRAMMAR*
gazzer -> PURPLE 
 blicket -> GREEN 
 tufa -> RED 
 fep -> YELLOW 
 u1 lug u2 -> [u1] [u2] 
 x1 dax u1 -> [u1] [x1] 
 x1 wif x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 