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

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

*GRAMMAR*
zup -> RED 
 tufa -> PINK 
 dax -> GREEN 
 blicket -> PURPLE 
 u1 fep x1 -> [x1] [u1] 
 u1 lug x1 -> [x1] [u1] [x1] 
 x1 wif x2 -> [x1] [x2] [x1] [x2] [x2] 
 u1 x1 -> [u1] [x1] 
 