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

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

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