šlapaje KAM (do něčeho, na co)

Gramatika: šlapaje - pres. verbal adverb (gerund) masc. sg. form of šlapat impf. (šlap-u/šlapám, -ou/-ají); the subject of šlapaje is ten člověk (the person who made the footprints) anglicky: (the person) stepping (into his own footprints)