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

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

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