Complex sentence: Later a new guitarist, Andrzej Rybiński, joined the group and the trio performed together under the name Smak Miodu (The taste of honey) which was afterwards changed for Dwa Plus Jeden (2 plus 1).
Split into simpler sentences: Later a new guitarist, Andrzej Rybiński, joined the group. The trio called themselves Smak Miodu (The Taste of Honey), but the band's name was afterwards changed for Dwa Plus Jeden (2 plus 1).