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

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

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