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

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

*GRAMMAR*
lug -> PINK 
 blicket -> GREEN 
 zup -> PURPLE 
 tufa -> RED 
 u1 wif u2 -> [u1] [u2] 
 x1 dax x2 -> [x1] [x2] 
 x1 fep -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 