*SUPPORT*
IN: lug OUT: PURPLE
IN: lug dax gazzer OUT: BLUE PURPLE PURPLE PURPLE
IN: zup blicket zup OUT: YELLOW YELLOW YELLOW YELLOW YELLOW
IN: gazzer dax tufa OUT: GREEN BLUE BLUE BLUE
IN: zup OUT: YELLOW
IN: gazzer wif OUT: BLUE BLUE BLUE BLUE
IN: gazzer OUT: BLUE
IN: tufa dax tufa OUT: GREEN GREEN GREEN GREEN
IN: gazzer gazzer tufa dax zup OUT: BLUE BLUE YELLOW GREEN GREEN GREEN
IN: lug blicket gazzer OUT: BLUE PURPLE BLUE BLUE BLUE
IN: tufa blicket tufa OUT: GREEN GREEN GREEN GREEN GREEN
IN: tufa zup dax gazzer OUT: GREEN BLUE YELLOW YELLOW YELLOW
IN: lug blicket tufa OUT: GREEN PURPLE GREEN GREEN GREEN
IN: zup dax tufa OUT: GREEN YELLOW YELLOW YELLOW

*QUERY*
IN: gazzer tufa OUT: BLUE GREEN
IN: tufa dax lug OUT: PURPLE GREEN GREEN GREEN
IN: tufa tufa OUT: GREEN GREEN
IN: gazzer lug wif OUT: BLUE PURPLE BLUE PURPLE BLUE PURPLE BLUE PURPLE
IN: zup blicket lug OUT: PURPLE YELLOW PURPLE PURPLE PURPLE
IN: zup blicket tufa OUT: GREEN YELLOW GREEN GREEN GREEN
IN: lug gazzer blicket gazzer OUT: PURPLE BLUE BLUE BLUE BLUE BLUE
IN: gazzer dax zup OUT: YELLOW BLUE BLUE BLUE
IN: tufa OUT: GREEN
IN: zup dax lug OUT: PURPLE YELLOW YELLOW YELLOW

*GRAMMAR*
gazzer -> BLUE 
 zup -> YELLOW 
 lug -> PURPLE 
 tufa -> GREEN 
 x1 wif -> [x1] [x1] [x1] [x1] 
 u1 blicket u2 -> [u2] [u1] [u2] [u2] [u2] 
 u1 dax u2 -> [u2] [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 