*SUPPORT*
IN: wif tufa OUT: PINK PINK PINK
IN: fep wif OUT: BLUE PINK
IN: fep tufa dax wif OUT: PINK BLUE BLUE BLUE
IN: fep kiki wif OUT: PINK BLUE PINK
IN: gazzer tufa OUT: PURPLE PURPLE PURPLE
IN: wif tufa dax wif OUT: PINK PINK PINK PINK
IN: wif wif dax lug OUT: GREEN PINK PINK
IN: gazzer kiki gazzer OUT: PURPLE PURPLE PURPLE
IN: gazzer fep OUT: PURPLE BLUE
IN: wif fep OUT: PINK BLUE
IN: fep lug gazzer dax fep OUT: BLUE BLUE GREEN PURPLE
IN: fep OUT: BLUE
IN: fep gazzer tufa OUT: BLUE PURPLE PURPLE PURPLE
IN: lug tufa OUT: GREEN GREEN GREEN

*QUERY*
IN: wif kiki fep OUT: BLUE PINK BLUE
IN: wif OUT: PINK
IN: fep fep dax lug OUT: GREEN BLUE BLUE
IN: gazzer tufa dax lug OUT: GREEN PURPLE PURPLE PURPLE
IN: lug tufa dax gazzer OUT: PURPLE GREEN GREEN GREEN
IN: fep tufa OUT: BLUE BLUE BLUE
IN: lug dax gazzer dax fep OUT: BLUE PURPLE GREEN
IN: lug OUT: GREEN
IN: gazzer OUT: PURPLE
IN: wif dax gazzer OUT: PURPLE PINK

*GRAMMAR*
fep -> BLUE 
 wif -> PINK 
 lug -> GREEN 
 gazzer -> PURPLE 
 x1 dax u1 -> [u1] [x1] 
 u1 tufa -> [u1] [u1] [u1] 
 x1 kiki x2 -> [x2] [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 