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

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

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