Parts of a sentence are given below. While the first part (S1) is in the correct place, the remaining parts (labelled P, Q, R and S) are jumbled up. Arrange the parts in the correct order to form a meaningful and coherent sentence. The children played in the garden, (S1) / chasing butterflies and laughing (P) / as the flowers bloomed in vibrant colours (Q) / while the sun shone brightly above (R) / creating a joyful atmosphere (S).

1. PQRS
2. QRSP
3. RSPQ
4. SPRQ