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

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

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