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

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

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