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

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

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