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

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

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