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

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

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