*SUPPORT*
IN: wif gazzer fep OUT: PURPLE PURPLE BLUE
IN: zup zup OUT: GREEN GREEN
IN: tufa wif wif OUT: PINK PURPLE PURPLE
IN: tufa OUT: PINK
IN: fep wif blicket kiki tufa OUT: PINK BLUE PURPLE BLUE PURPLE BLUE PURPLE
IN: zup fep OUT: GREEN BLUE
IN: zup OUT: GREEN
IN: fep kiki zup OUT: GREEN BLUE
IN: fep tufa kiki zup OUT: GREEN BLUE PINK
IN: fep OUT: BLUE
IN: zup kiki wif OUT: PURPLE GREEN
IN: tufa gazzer tufa OUT: PINK PINK PINK
IN: zup kiki zup OUT: GREEN GREEN
IN: tufa zup fep fep kiki tufa OUT: PINK PINK GREEN BLUE BLUE

*QUERY*
IN: wif OUT: PURPLE
IN: tufa tufa OUT: PINK PINK
IN: zup wif OUT: GREEN PURPLE
IN: zup wif gazzer zup OUT: GREEN PURPLE GREEN PURPLE GREEN
IN: wif zup OUT: PURPLE GREEN
IN: zup kiki wif blicket OUT: PURPLE GREEN PURPLE GREEN PURPLE GREEN
IN: fep zup gazzer wif kiki zup OUT: GREEN BLUE GREEN BLUE GREEN PURPLE
IN: wif gazzer zup OUT: PURPLE PURPLE GREEN
IN: tufa blicket OUT: PINK PINK PINK
IN: fep tufa OUT: BLUE PINK

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