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

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

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