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

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

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