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

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

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