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

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

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