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

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

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