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

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

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