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

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

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