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

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

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