*SUPPORT*
IN: tufa lug zup OUT: YELLOW GREEN RED
IN: zup fep blicket OUT: RED PINK
IN: blicket OUT: PINK
IN: zup zup tufa fep blicket dax tufa blicket OUT: YELLOW PINK RED RED YELLOW PINK
IN: zup blicket tufa fep zup lug OUT: RED PINK YELLOW RED GREEN
IN: lug OUT: GREEN
IN: zup dax tufa OUT: YELLOW RED
IN: tufa fep blicket OUT: YELLOW PINK
IN: zup OUT: RED
IN: lug fep tufa OUT: GREEN YELLOW
IN: zup fep tufa OUT: RED YELLOW
IN: lug lug OUT: GREEN GREEN
IN: zup fep lug OUT: RED GREEN
IN: blicket fep lug zup zup fep zup OUT: PINK GREEN RED RED RED

*QUERY*
IN: tufa zup OUT: YELLOW RED
IN: tufa zup fep blicket blicket OUT: YELLOW RED PINK PINK
IN: zup tufa dax zup fep zup fep lug OUT: RED RED GREEN RED YELLOW
IN: tufa fep tufa dax zup OUT: YELLOW RED YELLOW
IN: tufa OUT: YELLOW
IN: zup fep blicket lug OUT: RED PINK GREEN
IN: blicket blicket OUT: PINK PINK
IN: zup fep lug fep tufa OUT: RED GREEN YELLOW
IN: zup dax blicket lug OUT: PINK GREEN RED
IN: lug wif lug OUT: GREEN GREEN GREEN GREEN GREEN

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