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

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

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