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

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

*GRAMMAR*
tufa -> YELLOW 
 dax -> GREEN 
 blicket -> PINK 
 lug -> RED 
 x1 wif x2 -> [x1] [x2] [x1] 
 u1 fep u2 -> [u1] [u2] [u1] 
 x1 zup -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 