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

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

*GRAMMAR*
tufa -> YELLOW 
 gazzer -> PURPLE 
 wif -> PINK 
 lug -> GREEN 
 x1 kiki x2 -> [x1] [x1] [x2] [x1] [x1] 
 u1 fep u2 -> [u2] [u1] 
 u1 dax u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 