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

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

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