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

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

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