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

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

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