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

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

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