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

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

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