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

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

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