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

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

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