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

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

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