*SUPPORT*
IN: fep kiki wif OUT: PINK GREEN
IN: wif gazzer blicket OUT: GREEN YELLOW RED
IN: fep kiki blicket OUT: PINK RED
IN: fep dax wif OUT: PINK GREEN
IN: wif gazzer kiki gazzer OUT: GREEN YELLOW YELLOW
IN: gazzer gazzer OUT: YELLOW YELLOW
IN: wif fep tufa fep kiki fep OUT: GREEN PINK PINK PINK
IN: blicket kiki blicket OUT: RED RED
IN: blicket gazzer tufa fep OUT: RED YELLOW PINK
IN: blicket kiki fep tufa blicket gazzer OUT: RED PINK RED YELLOW
IN: gazzer kiki wif OUT: YELLOW GREEN
IN: gazzer OUT: YELLOW
IN: fep gazzer kiki fep OUT: PINK YELLOW PINK
IN: blicket blicket OUT: RED RED

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

*GRAMMAR*
fep -> PINK 
 wif -> GREEN 
 blicket -> RED 
 gazzer -> YELLOW 
 u1 kiki u2 -> [u1] [u2] 
 u1 dax x1 -> [u1] [x1] 
 x1 tufa x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 