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

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

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