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

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

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