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

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

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