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

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

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