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

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

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