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

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

*GRAMMAR*
zup -> GREEN 
 tufa -> PURPLE 
 blicket -> RED 
 wif -> BLUE 
 x1 dax -> [x1] [x1] [x1] 
 u1 fep -> [u1] [u1] 
 u1 lug u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 