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

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

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