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

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

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