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

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

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