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

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

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