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

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

*GRAMMAR*
dax -> BLUE 
 tufa -> GREEN 
 blicket -> PURPLE 
 wif -> YELLOW 
 u1 lug -> [u1] [u1] [u1] 
 x1 fep x2 -> [x2] [x1] [x1] [x2] 
 u1 zup -> [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 