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

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

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